Algebramedium · Past Paper
Factorize: 5x^2 - 18x - 8
A(5x+2)(x-4)
B(5x-2)(x+4)
C(x-8)(5x+1)
D(5x+4)(x-2)
✓ Correct Answer: A — (5x+2)(x-4)
5x^2 - 20x + 2x - 8 = 5x(x-4) + 2(x-4) = (5x+2)(x-4).
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✓ Correct Answer: A — (5x+2)(x-4)
5x^2 - 20x + 2x - 8 = 5x(x-4) + 2(x-4) = (5x+2)(x-4).
Share this question