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

Answer:
Step-by-step explanation:
[tex]\frac{4^{5}*4^{-7}}{4^{-2}}=4^{5}*4^{-7}*4^{2}\\\\=4^{5-7+2}\\\\=4^{7-7}\\\\=4^{0}[/tex]