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5 May, 01:24

6. Find value of 5x-4x2+3 at

a) x=0 b) x=-1 c) x=2

7. Divide 3x4-4x3-3x-1 by x-1.

8. Divide x3+1 by x+1.

9. Use suitable identities to find product

a) (x+4) (x+10)

b) (x+8) (x-10)

c) (3x+4) (3x-5)

d) (3-2x) (3+2x)

10. Evaluate the following product without multiplying directly:

a) 103*107

b) 95*96

c) 104*96

+5
Answers (1)
  1. 5 May, 03:07
    0
    Question 6a, 3. 6b, - 6, 6c, - 3

    Question 7, 3x^3-x^2-x-4-5/x-1

    Question 8, x^2-x+1

    Question 9a, x^2+14x=40

    9b, x^2-2x-80

    9c, 9x^2-3x-20

    9d, 9-4x^2

    10a 11021

    10b 9120

    10c, 9984
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Home » Mathematics » 6. Find value of 5x-4x2+3 at a) x=0 b) x=-1 c) x=2 7. Divide 3x4-4x3-3x-1 by x-1. 8. Divide x3+1 by x+1. 9. Use suitable identities to find product a) (x+4) (x+10) b) (x+8) (x-10) c) (3x+4) (3x-5) d) (3-2x) (3+2x) 10.
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