Question

Evaluate the following expression. 1/5^-2
Evaluate 6^-3

Answer 1

`( (1)/(5)) ^(-2) = ( (5)/(1) )^(2) = 5^(2) = 25 \\ \\ 6^(-3) = ( (6)/(1) )^(-3) = ( (1)/(6) )^(3) = ( 1^(3) )/( 6^(3) ) = (1)/(216)`