Question

solve using exponents

Answer 1

a^m ÷ a^n = a^(m-n)
&
a^m x a^n = a^(m+n)
Here, a=4

(4⁻⁶ ÷ 4⁻¹⁰) 4⁻⁷
= (4⁻⁶⁺¹⁰) 4⁻⁷
= 4⁺⁴ x 4⁻⁷
= 4⁴⁻⁷
= 4⁻³