Question

Help I don’t know the answer???

Answer 1

6⁴⁵ should be correct, I think.

Answer 2

6⁴⁵

Explanation:

-3 - 6 = -9

-9*-5 = +45

then:

(6⁻³ * 6⁻⁶)⁻⁵ = 6⁴⁵