Question

if a/b+b/a=1then the value ofa cube +b cube​

Answer 1

Answer:

0

Step-by-step explanation:

a+bcube=(a+b)(a^2+b^2+2ab)

(a+b)^3=a+b*ab+2ab

a+bcube=(a+b)(3ab)

=3a^2+3ab^2

a^3+b^3+3a^2+3ab^2+3ab^2=3a^b+3ab^2

a^3+b^3=0