Algebramedium · Past Paper
The factors of a^3 + 1 are:
A(a+1)(a^2-a+1)
B(a+1)(a^2+a+1)
C(a-1)(a^2+a+1)
D(a+1)^3
✓ Correct Answer: A — (a+1)(a^2-a+1)
Sum of cubes identity: a^3 + 1^3.
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✓ Correct Answer: A — (a+1)(a^2-a+1)
Sum of cubes identity: a^3 + 1^3.
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