Question

simplify and give reasons {(3^2-2^2÷1by5)whole power 2

Answer 1

(3²2 - 2²2 ÷ 1/5)²
= {(3x3x2) - (2x2x2) x 5 }²
= {(18-8) x 5 }²
=(10 x 5)²
=(50)²
= 50 x 50
= 2500

Answer 2

Answer:

5^2×2=5^4=625

Step-by-step explanation:

{(3×3-2×2)÷1/5}^2

{(9-5)÷1/5)^2

(5÷1/5)^2=(5×5/1)^2

=(5^2)^2

(a^m)^n=a^mn

=5^2×2=5^4=625

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