Question

Pls give dis answer in detail..!!☺️
Irrelevant answers will be reported!!
Thnku​

Answer 1

Answer:

this is the answer

hope it will help u

Answer 2

3^(-5) x 3^(-7)

= 3^(-5+(-7)). (a^m x a^n = a^(m+n)

= 3^(-5-7)

= 3^(-12)

= 1/3^12. (a^(-m) = 1/a^m)

= 1^12/3^12

= (1/3)^12. (a^m /b^m = (a/b)^m)