Polynomials Test Answers

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Polynomials Test Answers

  1. 1. Polynomials Test Answers
  2. 2. 1. Find the product of these polynomials.(2 marks each) (x-1)(x+3) (x2 - x - 1)(x + 7) -x(x3 + x + 3)
  3. 3. 2. For the triangle with a base of b = x +1 and a height of 3x, find an expression for the area of the triangle in terms of x. The formula for area of a triangle is A = 1/2bh. (3 marks) h = 3x b=x+1
  4. 4. 3. Divide (x2 + 10x + 21) (x + 3)
  5. 5. 4. If there is a rectangle with an area of x2 - 3x + 2 units squared, and the length is x - 1, find the width of the rectangle. (2 marks )
  6. 6. Factor 3a + 12b + 3c
  7. 7. Factor 9x2y + 6xy
  8. 8. Factor 4x 2 - 25
  9. 9. Factor 2x 2 + 5x + 3
  10. 10. Factor 4x 2 + 20x + 25

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