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1.) Which of the following expressions is the difference of two terms? a. x² - 2y² b. x³ - y³ c. x² - 8 d. x² - 16
2.) Which of the following is a perfect square trinomial? a. x² + 2x + 9 b. x² + 6x - 9 c. x² - 6x - 9 d. x² - 6x + 9
3.) Which trinomial is a factor of x³ - 8? a. x² - 2x + 4 b. x² + 4x + 4 c. x² + 2x + 4 d. x² - 4x + 4
4.) Which of the following is a factor of 2x² - 7x - 9? a. 2x + 9 b. x - 1 c. 2x - 9 d. x - 3
5.) The area of a square is (4x² + 20x +25) sq.cm. Its side is _____ a. 2x + 5 b. 2x -5 c. x + 5 d. x - 5
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