Question

if a/b+b/a=2 then a^3-b^3​

Answer 1

Step-by-step explanation:

a/b + b/a = 2

(a²+b²)/ab=2

a²+b²= 2ab

a²+b²-2ab=0

(a-b)²= 0

(a-b)= 0

a³-b³

(a-b)(a²+b²+ab)

0(a²+b²+ab)

0

#666