Question

(a/b)power x-1 = (b/a)power x-3
find value of x

Answer 1

(a/b)ˣ-¹ = (b/a)ˣ-³
⇒(a/b) ∧x-1 = (a/b)∧ -(x-3)
⇒x-1 = 3-x
⇒2x= 4
⇒x = 2





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