Question

Plz answer it in a proper way

Answer 1

27a²b⁻³

= 27 (-2)² (3)⁻³

= 27 X 4 X 1/27

= 4

Hope this helps you

Answer 2

Answer:

432

Steps:

X= 27a²b-³

= 27(-2)²*3-³

= 27*2²*1/3³

= 27*4*1/27

= 108*1/27

= 108*4

= 432