Acknowledgments |
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ii | |
The University of Chicago School Mathematics Project |
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iv | |
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vi | |
To the Student |
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1 | (3) |
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4 | (66) |
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6 | (5) |
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11 | (6) |
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17 | (6) |
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23 | (4) |
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27 | (4) |
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Square Roots and Variables |
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31 | (6) |
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37 | (8) |
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In-class Activity: Patterns with Squares and Right Triangles |
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44 | (1) |
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45 | (8) |
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In-class Activity: Variables and Tables |
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52 | (1) |
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53 | (17) |
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60 | (2) |
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62 | (1) |
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63 | (2) |
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65 | (4) |
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69 | (1) |
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Multiplication in Algebra |
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70 | (70) |
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Areas, Arrays, and Volumes |
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72 | (7) |
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Special Numbers in Multiplication |
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79 | (6) |
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In-class Activity: Multiplying Algebraic Fractions |
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84 | (1) |
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Multiplying Algebraic Fractions |
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85 | (6) |
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91 | (5) |
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Products and Powers with Negative Numbers |
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96 | (6) |
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102 | (7) |
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Special Numbers in Equations |
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109 | (5) |
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114 | (5) |
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The Multiplication Counting Principle |
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119 | (6) |
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Factorials and Permutations |
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125 | (15) |
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131 | (2) |
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133 | (1) |
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134 | (2) |
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136 | (3) |
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139 | (1) |
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140 | (74) |
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Models and Properties of Addition |
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142 | (7) |
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More Properties of Addition |
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149 | (6) |
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155 | (8) |
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163 | (7) |
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170 | (7) |
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In-class Activity: Using Algebra Tiles to Add Expressions |
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176 | (1) |
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The Distributive Property and Adding Like Terms |
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177 | (6) |
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The Distributive Property and Removing Parentheses |
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183 | (5) |
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Writing Linear Expressions |
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188 | (7) |
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Adding Algebraic Fractions |
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195 | (5) |
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200 | (14) |
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205 | (2) |
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207 | (1) |
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208 | (2) |
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210 | (3) |
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213 | (1) |
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214 | (68) |
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Subtraction of Real Numbers |
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216 | (5) |
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221 | (6) |
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Solving Sentences Involving Subtraction |
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227 | (5) |
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232 | (8) |
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The Opposite of a Sum or Difference |
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240 | (6) |
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Graphing x + y = k and x - y = k |
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246 | (7) |
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Sums and Differences in Geometry |
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253 | (7) |
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In-class Activity: The Triangle Inequality |
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259 | (1) |
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260 | (7) |
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267 | (15) |
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274 | (2) |
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276 | (1) |
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277 | (1) |
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278 | (4) |
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282 | (66) |
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Horizontal and Vertical Lines |
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284 | (7) |
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Using Tables to Compare Linear Expressions |
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291 | (6) |
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297 | (7) |
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Using Graphs to Compare Linear Expressions |
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304 | (6) |
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Using an Automatic Grapher |
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310 | (7) |
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317 | (5) |
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322 | (5) |
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Advanced Solving Technique I: Multiplying Through |
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327 | (6) |
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Advanced Solving Technique II: Chunking |
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333 | (15) |
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338 | (2) |
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340 | (1) |
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341 | (2) |
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343 | (4) |
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347 | (1) |
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348 | (68) |
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The Algebraic Definition of Division |
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350 | (6) |
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356 | (6) |
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362 | (8) |
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In-class Activity: Relative Frequencies and Probabilities |
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368 | (2) |
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Relative Frequency and Probability |
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370 | (6) |
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Solving Percent Problems Using Equations |
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376 | (5) |
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Probability Without Counting |
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381 | (6) |
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387 | (7) |
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394 | (8) |
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In-class Activity: Similar Figures |
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401 | (1) |
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402 | (14) |
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408 | (2) |
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410 | (1) |
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411 | (1) |
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412 | (4) |
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416 | (68) |
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418 | (7) |
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425 | (7) |
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432 | (7) |
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Slope-Intercept Equations for Lines |
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439 | (6) |
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Equations for Lines with a Given Point and Slope |
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445 | (5) |
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Equations for Lines Through Two Points |
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450 | (8) |
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In-class Activity: Latitude and Temperature |
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456 | (2) |
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458 | (5) |
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463 | (6) |
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Graphing Linear Inequalities |
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469 | (15) |
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476 | (2) |
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478 | (1) |
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479 | (1) |
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480 | (4) |
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484 | (62) |
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486 | (6) |
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492 | (6) |
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Comparing Constant Increase and Exponential Growth |
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498 | (7) |
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505 | (5) |
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Products and Powers of Powers |
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510 | (5) |
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515 | (6) |
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521 | (6) |
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Powers of Products and Quotients |
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527 | (6) |
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Remembering Properties of Exponents and Powers |
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533 | (13) |
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539 | (2) |
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541 | (1) |
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542 | (1) |
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543 | (3) |
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Quadratic Equations and Square Roots |
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546 | (68) |
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548 | (6) |
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554 | (8) |
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In-class Activity: Graphing Parabolas with an Automatic Grapher |
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561 | (1) |
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Graphing Parabolas with an Automatic Grapher |
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562 | (5) |
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Quadratic Equations and Projectiles |
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567 | (6) |
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573 | (6) |
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Analyzing Solutions to Quadratic Equations |
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579 | (7) |
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Square Roots and Products |
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586 | (7) |
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Absolute Value, Distance, and Square Roots |
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593 | (6) |
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599 | (15) |
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605 | (2) |
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607 | (2) |
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609 | (1) |
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610 | (4) |
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614 | (50) |
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616 | (5) |
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Investments and Polynomials |
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621 | (6) |
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Multiplying a Polynomial by a Monomial |
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627 | (6) |
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633 | (6) |
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In-class Activity: Modeling Multiplication of Binomials with Tiles |
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638 | (1) |
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639 | (7) |
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Special Binomial Products |
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646 | (5) |
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651 | (13) |
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657 | (2) |
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659 | (1) |
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660 | (1) |
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661 | (3) |
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664 | (54) |
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An Introduction to Systems |
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666 | (6) |
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Solving Systems Using Substitution |
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672 | (4) |
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More Uses of Substitution |
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676 | (5) |
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Solving Systems by Addition |
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681 | (6) |
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Solving Systems by Multiplication |
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687 | (7) |
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Systems and Parallel Lines |
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694 | (5) |
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Situations Which Always or Never Happen |
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699 | (5) |
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704 | (14) |
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711 | (2) |
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713 | (1) |
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714 | (1) |
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715 | (3) |
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718 | (54) |
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Factoring Integers into Primes |
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720 | (6) |
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Common Monomial Factoring |
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726 | (7) |
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In-class Activity: Factoring Trinomials |
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732 | (1) |
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733 | (5) |
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Solving Some Quadratic Equations by Factoring |
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738 | (6) |
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744 | (5) |
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How Was the Quadratic Formula Found? |
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749 | (5) |
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Rational Numbers and Irrational Numbers |
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754 | (5) |
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Which Quadratic Expressions Are Factorable? |
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759 | (13) |
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765 | (2) |
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767 | (1) |
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768 | (1) |
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769 | (3) |
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772 | (52) |
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774 | (4) |
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778 | (6) |
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784 | (5) |
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789 | (6) |
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In-class Activity: Results of Tossing Two Dice |
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794 | (1) |
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795 | (5) |
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800 | (7) |
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In-class Activity: Ratios of Sides in Right Triangles |
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806 | (1) |
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807 | (5) |
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Functions on Calculators and Computers |
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812 | (12) |
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817 | (2) |
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819 | (1) |
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820 | (1) |
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821 | (3) |
Appendix A: Scientific Calculators |
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824 | (5) |
Appendix B: Scientific Notation |
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829 | (5) |
Appendix C: BASIC |
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834 | (4) |
Selected Answers |
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838 | (28) |
Glossary |
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866 | (8) |
Index |
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874 | (11) |
List of Symbols |
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885 | (1) |
Photo Acknowledgments |
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886 | |