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Multiple Choice Questions

Multiple Choice Questions. Sarah Byom and Samantha Kingery. 1. Divide using synthetic division: X 3 -5x 2 +3x X+1 A. x 2 -6x+9+ -11/x+1 B . x 2 -4x+1 C. x 2 +6x+3 D. x2-6x+3+-11/x+1. A. Answer:. 2. Divide using synthetic division: 9x 3 +7x 2 -3x X-10 A. 9x 3 +97x+967-9670/x-10

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Multiple Choice Questions

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  1. Multiple Choice Questions Sarah Byom and Samantha Kingery

  2. 1. Divide using synthetic division: X3-5x2+3x X+1 A. x2-6x+9+ -11/x+1 B. x2-4x+1 C. x2+6x+3 D. x2-6x+3+-11/x+1

  3. A. Answer:

  4. 2. Divide using synthetic division: 9x3+7x2-3x X-10 A. 9x3+97x+967-9670/x-10 B. 9x2+97x+967+9670/x-10 C. 3x2-97x-9676 D. 3x2-97x+9670

  5. B. Answer:

  6. 3. Use the remainder theorem to find the remainder when f(x) is divided by x-k. f(x)=2x2-3x+1; k+2 A. 15 B. 9 C. 18 D. 3

  7. D. Answer:

  8. 4. Use the remainder theorem to find the remainder when f(x) is divided by x-k. f(x)=x3-x2+2x-1; k=-3 A. 41 B. -43 C. -46 D. -32

  9. B. Answer:

  10. 5. Use the factor theorem to determine whether the first polynomial is a factor of the second polynomial. X-1; f(x)=x3-x2+x-1 A. No solution B. no C. yes D. 0

  11. C. Answer:

  12. 6. Use the factor theorem to determine whether the first polynomial is a factor of the second polynomial. X-2; f(x)=x3+3x-4 A. No solution B. no C. yes D. 0

  13. B. Answer:

  14. 7. What is 5x4-3x+1 divided by 4-x? A. -5x3-20x2-80x-317+-1269/4-x B. 5x3+20x2+80x+317-1296/4-x C. 15x2-40x-228-1193/4-x D. 25x3-3x2+45x-1274

  15. A. Answer:

  16. 8. What is the remainder of f(x)=2x3-3x2+4x-7; k=2 A. 20 B. 2 C. 10 D. 5

  17. D. Answer:

  18. 9. Find the real zeros of the function. Identify as rational or irrational. f(x)=2x3-3x2-4x+6 A. Rational zero: 3/2 Irrational zeros:+/- 2 B. Rational zero: none Irrational zeros: none C. Rational zeros: 2 & 3 Irrational zero: 3/2 D. Rational zeros: 3/2 Irrational zeros: none

  19. A. Answer:

  20. 10. Find the real zeros of the function. Identify as rational or irrational. f(x)=2x4-7x3-2x2-7x-4 A. Rational zero: 1/2 Irrational zeros: 1 B. Rational zero: 1 Irrational zeros: none C. Rational zeros: 2 & 4 Irrational zero: 3/2 D. Rational zeros: -1/2 & 4 Irrational zeros: none

  21. D. Answer:

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