Which value is equivalent to [(7x3x2)/(7x5)]^2 x [(7^0)x(5^-3)]^3 x 5^-9?

Answer: 36/25
Step-by-step explanation:
[(7x3x2)/(7x5)]^2 x [(7^0)x(5^-3)]^3 x 5^-9
= [(7x3x2)/(7x5)]^2 x [(7^0)x(5^3)]^3 x 5^-9
= [(7x3x2)/(7x5)]^2 x [1 x(5^3)]^3 x 5^-9
= [(7x3x2)/(7x5)]^2 x 5^9 x 5^-9
= [(7x3x2)/(7x5)]^2 x 5^0
= [(7x3x2)/(7x5)]^2 x 1
= [(7x3x2)/(7x5)]^2
= [(3x2)/(5)]^2
= [(6)/(5)]^2
= 36/25
Hope it helps.
Thank you !!