Question

please answer it
I will give brillianist
a^(-m)=​

Answer 1

Answer:

We know that,

a

m

.a

n

=a

m+n

That is,

mn=m+n.

Now,

m(n−2)+n(m−2)=mn−2m+nm−2n

=2mn−2(m+n)=2(m+n)−2(m+n)=0

∴ The required answer is 0.