Simplify: (7 ^-2 × 3^-2) × 5^-2
pls explain and answer
Answers
Answered by
1
Solⁿ:-
(7^-2 × 3^-2) × 5^-2
= {(1/7)²× (1/3)²} × (1/5)²
= {1/49 × 1/9} × 1/25
= 1/441 × 1/25
= 1/11025
= (1/105)²
= 105^-2
Similar questions