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12. The method of solving the quadratic equation x² = k is called c. Transposition b. Elimination d. Extracting Square Roots a. Factoring
13. Find the solutions of the quadratic equation y2 - 169 = 0 by extracting square roots. a. y = +3 b. y = ±2 c. y = +13 d. y = -12, y = 3
14. What value(s) of x would make the equation x² - 12x + 36 = 0 true? a. x = ±3 b. x = -6 C. X = 6 x = +2 15.
Factor then get the solutions: x² + 11x + 30 = 0. a. x = -3, x = -10 b. x = -5, x = -6
16. Which of the following quadratic equations may be solved by factoring? a. 3x² = 82 c. 2t² +8t - 10 =0 b. m² + 49=0 d. 2x² -64
17. The length of the garden is 3m longer than its width and the area is 54 m². Translate the si mathematical sentence. C. X = d. x = a. b. -2, x = -15 -8, x = -3 c. (x) (x + 3) = 27 d. x² - 15x ≤ 54 a. (x)(x+3) = 54 b. (x)(x-3) = 52
18. The solutions to (x + 1)(x + 2) = 0 are: 1 and 2 c. -1 and -2 0 and -2 d. 0 and -1
19. Which equation has the same solutions as 2x² - 98 = 0? a. (x+7)(x+14) = 0 c. (x-4) (x + 7) = 0​

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