hasil dari ( 5^{-1} × 2^{2} )^{-2} adalah...

( 5^{-1} × 2^{2} )^{-2}
= 5^{2} × 2^{-4}
= 5^{2} × 1/2^{4}
= 25 × 1/16
= 25/16

(1/5 × 2^2)^-2
= 1/(1/5×4)²
= 1/(4/5)²
= 1/(16/25)
= 25/16
= 1,56 atau 1,6