Question

If 9n×32×3n-27n33m×23 = 127 , then prove that m-n= 1​

Answer 1

Answer:

(3m.2)39n.32.3n−(27)n=3−3

⇒(3m.2)39n.32.3n−(27)n=3−3

⇒33m.2333n.32−33n=331

⇒33m×833n(32−1)=331

⇒33m×833n×8=331

⇒33(m−n)1=