plzzz help me mate in this
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Answer:
Factoring a^3 + b^3 = (a + b) (a^2 - ab + b^2)
a/b + b/a = 1 Common denominator is ab
(a^2 + b^2) / ab = 1 Multiply both sides by ab
a^2 + b^2 = ab Subtract ab from both sides
a^2 - ab + b^2 = 0 But this is one of our factors of a^3 + b^3 so
a^3 + b^3 = 0
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