Question

what is the answer
${5}^{ - 7} \times {5}^{12} \times {5}^{ - 2}$

Answer 1

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!!