Choose the correct answer. 4 What is a in the quadratic equation 2x2 + 8x +10 - 0?A. 8xВ. 2C. 2xD. 2xS. What is 2x (x-6) 10 in standard form of quadratic equation?A. 2x+2x + 10 0B. 2x-2x + 10-0C. 2x - 2x - 10 =0D. 2x? + 12x + 10 06. What is the value of b in the equation 6 + 2x 6x?A. 6В. -6В. 2D. -27. What is 8+ n3 = 1 written in quadratic equation?C. n+ 5n 0D. n-4n 0A. n+ 3 0B. n+4 =08. When b-0 in the equation ax' +bx + c = 0, what is the result to a quadratic equation?C. ax? +b =0D. ax-b 0A. ax +e=0B. ax-e09. Which of the following is not a quadratic equation?A. x5x + 3 =0B. (x+6) (x-6) -0С. 6х - х 3 0D. (x-2) + 6 = 010. What is e when x-7x is expressed in standard form?A. IB. 0С. 3D. 711. What is a, b and e for this quadratic equation -4x-2x+230?A. a=4, b = -2, e 2B. a = 4, b = 2, e 2C. a = -4, b = -2, c = 0D. a =-4, b 2, c 0%3D12. The following are quadratic equations EXCEPT.A. 2x-2x=7C. -2x = 6xD. c= 2nr%3DB. (x+5) (x+4)= 0 12. The sum of two numbers is 13 and their product is 42? Which of the following equatioillustrates the situation?A. m? + 13m =42B. - m² + 13m – 42 =0C. m² +13m +42 = 0D. m² – 13m -42 = 013. What is a, b, and c for this quadratic equation -2x+2= 0?A. a =-4, b = -2, c= 2B. a = 4, b = 2, c= 2C. a =-4, b = -2, c= 0D. a =-4, b = 2, c= 014. Which of the following is NOT a quadratic equ tion?A. x? - 5x + 3 =0В. (х+6) (х-6) %3-3xC. 6x - x = 10D. (x-2) + 6=015. The sum of two numbers is 14 and their product is 45. Which of the following equationus find the two numbers?i helpA. --m? +14m 45 = 0B. -m? +45m -14 =0C. m? + 14m -45 = 0D. m? + 45m -14 =0

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4 What is a in the quadratic equation 2x2 + 8x + 10 0? A. 8x B. 2 C. 2x D. 2x S. What is 2x (x-6) 10 in standard form of quadratic equation? A. 2x+2x+ 10-0 B. 2x-2x + 10 0 C. 2x- 2x 10 = 0 D. 2x'+ 12x + 10 0 6. What is the value of b in the equation 6+ 2x6x? A. 6 B. -6 В. 2 D. -2 7. What is 8+ n-3 1 written in quadratic equation? A. n+$ 0 B. n+4-0 C. n'+ 5n 0 D. n-4n 8. When b-0 in the equation ar +bx + e 0, what is the result to a quadratic equation? C. ax? + b 0 D. ax-b 0 A. ax +c 0 B. ax-e 0 9. Which of the following is not a quadratic equation? A. x5x +3 0 B. (x+6) (x-6) 0 C. 6x - x=0 D. (x-2) + 6 0