Question

Do number 3 find the value of n

Answer 1

n = 5

Explanation:

`a^(m)+a^(n) = a^(n+m) \\\\\\4^(2) * 4^(n) = 4^(7) \\\\2 + n = 7\\n = 7 - 2\\n = 5\\\\so..\\4^(2) * 4^(5) = 4^(7)`