SAT Mc Graw Hill 2011
310 MCGRAW-HILL’S SAT Concept Review 3: Working with Exponentials The three parts of an exponential are the __, __, and __. Whe ...
CHAPTER 8 / ESSENTIAL ALGEBRA I SKILLS 311 SAT Practice 3: Working with Exponentials If g=−4.1, then (A) − 1 (B) (C) (D) (E) 1 ...
312 MCGRAW-HILL’S SAT Concept Review 3 coefficient, base, and exponent 2.multiplythe coefficients, keepthe bases, and add the e ...
CHAPTER 8 / ESSENTIAL ALGEBRA I SKILLS 313 What Are Roots? The Latin word radixmeans root(remember that radishesgrow underground ...
314 MCGRAW-HILL’S SAT Concept Review 4: Working with Roots List the first 10 perfect square integers greater than 1: _____ How ...
CHAPTER 8 / ESSENTIAL ALGEBRA I SKILLS 315 SAT Practice 4: Working with Roots The square root of a certain positive number is t ...
316 MCGRAW-HILL’S SAT Concept Review 4 4, 9, 16, 25, 36, 49, 64, 81, 100, 121 They are “like” if their radicands (what’s inside ...
CHAPTER 8 / ESSENTIAL ALGEBRA I SKILLS 317 Factoring To factor means to write as a product (that is, a multiplication). All of t ...
318 MCGRAW-HILL’S SAT Concept Review 5: Factoring What does it mean to factor a number or expression? Write the four basic fac ...
CHAPTER 8 / ESSENTIAL ALGEBRA I SKILLS 319 Chime Aand chime Bring simultaneously at noon. Afterwards, chime Arings every 72 min ...
320 MCGRAW-HILL’S SAT Concept Review 5 To write it as a product (result of multiplication). x^2 −b^2 =(x+b)(x−b) x^2 + 2 xb+ ...
CHAPTER 8 / ESSENTIAL ALGEBRA I SKILLS 321 7.D Plugging in x=1 gives you 0 + 1 + 2 =3, and (D) is the only choice that yields 3. ...
322 MCGRAW-HILL’S SAT Inequalities as Unbalanced Scales Inequalities are just unbalanced scales. Nearly all of the laws of equal ...
CHAPTER 8 / ESSENTIAL ALGEBRA I SKILLS 323 Concept Review 6: Inequalities, Absolute Values, and Plugging In Express each of the ...
324 MCGRAW-HILL’S SAT If 2 − 4 x< 20, then which of the following could NOT be the value of x? (A) −5(B)−4(C)− 3 (D) −2(E)− ...
CHAPTER 8 / ESSENTIAL ALGEBRA I SKILLS 325 Concept Review 6 1.⏐y− 3 ⏐< 5 2.⏐a− 2 ⏐= ⏐b+ 2 ⏐ 3.⏐x+ 1 ⏐≤ 10 4.⏐a−b⏐≤ 2 ⏐a−c⏐ 5. ...
326 MCGRAW-HILL’S SAT 7 20 − 2 n> 5 Subtract 20: − 2 n> − 15 Divide by −2: n< 7.5 (Don’t forget the switch!) The grea ...
CHAPTER 8 / ESSENTIAL ALGEBRA I SKILLS 327 Lesson 7: Word Problems How to Attack Word Problems Don’t be afraid of word problems— ...
328 MCGRAW-HILL’S SAT Concept Review 7: Word Problems For each of the following statements, specify and name the unknowns and tr ...
CHAPTER 8 / ESSENTIAL ALGEBRA I SKILLS 329 When xis subtracted from 24 and this difference is divided by x,the result is 3. Wha ...
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