Question

a/b+b/a= -1 then (a^3-b^3)=?
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Answer 1

Step-by-step explanation:

paste of the pictures Banana

Answer 2

Answer:

a/b+b/a= -1

a²+b²= -ab

a²+b²+ab=0

now,

(a³-b³)=(a-b)(a²+b²+ab)

=(a-b)×0

=0