Algebramedium · Past Paper
Find the factors of x^3 + 125.
A(x+5)(x^2-5x+25)
B(x-5)(x^2+5x+25)
C(x+5)^3
D(x+5)(x^2+5x+25)
✓ Correct Answer: A — (x+5)(x^2-5x+25)
Sum of cubes: x^3 + 5^3 = (x+5)(x^2 - 5x + 5^2).
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✓ Correct Answer: A — (x+5)(x^2-5x+25)
Sum of cubes: x^3 + 5^3 = (x+5)(x^2 - 5x + 5^2).
Share this question