Question

simplify

fast guys I have to make it fast please ​

Answer 1

5^10/5^12=

(5)^10-12

(5)^-2.

4^5/4^2=

(4)^5-2

(4)^3

}(3/4)^2]^3

(3/4)^6

hope it helps u.....

Answer 2

$5 {}^{10 - 12 } \\ = 5 {}^{ - 2} \\ = (\frac{1}{5}) {}^{2} \\ = \frac{1}{25}$