Question

Which expression is equal to : look at picture, i need help

Answer 1

I would say 4^0 would be the best answer

Answer 2

Explanation:

`(4^(5)*4^(-7))/(4^(-2))=4^(5)*4^(-7)*4^(2)\\\\=4^(5-7+2)\\\\=4^(7-7)\\\\=4^(0)`