Question

3⁴ × 3⁻¹³ × 3⁻⁵ × 3¹¹

Answer 1

3⁴⁻¹³⁻⁵⁺¹¹=3⁻³=1/27 вот так

Answer 2

Спааасибо!

Answer 3

=3^(4-13-5+11)=3^(-3)=1/27

Answer 4

Спаасиибо!)