Question

To Enter the value of n that makes the equation: 4^5.4^n=4^8 true

Answer 1

$4^2\text{ }\times4^n=4^8$

Since both sides have the same base (4), we can add the exponents

$4^{5+n}=4^8$$5+n=8$

subtract 5 from both sides:

$5+n-5=8-5$$n=3$