Algebramedium · Past Paper
Factorize 10x^2 - 19x - 15.
A(2x-5)(5x+3)
B(5x-5)(2x+3)
C(2x+5)(5x-3)
D(10x+3)(x-5)
✓ Correct Answer: A — (2x-5)(5x+3)
Split -19x into -25x + 6x: 5x(2x-5) + 3(2x-5).
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✓ Correct Answer: A — (2x-5)(5x+3)
Split -19x into -25x + 6x: 5x(2x-5) + 3(2x-5).
Share this question