X^3+64
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X^3 + 64 is of form a^3 + b^3 which is a remarkable identity.
a^3 + b^3 = (a + b)(a^2 + b^2 - ab),
Then:
X^3 + 64 = (X + 4)(X^2 + 16 - 4x).
GOD bless you...
a^3 + b^3 = (a + b)(a^2 + b^2 - ab),
Then:
X^3 + 64 = (X + 4)(X^2 + 16 - 4x).
GOD bless you...