Answer:
C
Step-by-step explanation:
Hey there!!
Simple equation :
mᵃ × mᵇ = m ᵃ⁺ᵇ
We have :
5⁻⁷ * 5¹² * 5⁻²
... 5⁻⁷⁺¹²⁻²
... 5¹²⁻⁹
... 5³
... 125
Hope my answer helps!!
The Answer is B
Edgenuity ;)
