a/b+b/a = 1 find a³+b³
Answers
Answered by
1
Answer:
Given a/b + b/a = 1
(a^2 + b^2)/ab = 1.
a^2 + b^2 = ab --- (1)
Then a^3 + b^3 = (a + b)(a^2 + b^2 - ab)
= (a + b)(ab - ab) (From (1))
= 0.
Hope this helps! :)
Step-by-step explanation:
mark as brilliant answer
also follow me.
Similar questions