Question

lf a/b+b/a=-1 find the value of a³-b³​

Answer 1

Step-by-step explanation:

a/b + b/a= -1

a^+b^2= -ab

a^2+b^2+ab =0

(a^3-b^3)= (a-b)(a^2+ab+b^2)=(a-b)×0=0

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