Directions: Circle the letter of the correct answer. 1.) What value of x makes 3x-1 equal to 0? A. -3 B.-1/3 C. 1/3 D. 3 2.) Which polynomial equation has 1, -3, and 5 as zeros? A. (x - 1)(x – 3) (x – 5) = 0 C.(x - 1) (x + 3) (x - 5) = 0 B. (x + 1) (x + 2) (x + 5) = 0 D. (x + 1) (x + 2) (x + 5) = 0 3.) Which of the following is NOT a root of the equation x3 + 5x2 - x - 5 = 0? A. 1 B. -1 C.5 D.-5 4.) What is the degree of the equation with roots 1,3,7,2, and -3? A. 1 B. 5 C.7. D. 10 5.) How many real roots does a polynomial equation have if the degree is 8? A. 8 or less B. exactly 8 C.8 or more D. less than 8 6.) If 7 is a root of the polynomial equation 2x3 - 14x2 + x - 7 = 0, which of the following is TRUE? A. 7 is a factor of the polynomial C. x - 7 is a factor of the polynomial B. x + 7 is a factor of the polynomial D. If -7 is substituted in "X", the result is 0 7.) Which of the following has a root of - 1? A. x35 - 1 = 0 C. x64 – 1=0 B. x50 + 1 = 0 D. x2 - 2x + 1 = 0 8.) What are the real roots of x3 - 4x2 + x + 6 = 0? A. 3,-1,2 B.-3.1.2 C.-3,-1, -2 D.-3.1.-2 9.) Which of the following is NOT a polynomial equation? C. Both A and B B. x3 + 5x = 0 A. x+3=0 D. Neither A nor B 10.) Jack made a box that can contain 200 cmof sand. If the length of the box is twice its width and the height is 1 cm shorter than its width, what is the length of the box? C. 10 cm B. 5 cm A. 4 cm D. 15 cm​