(4/5)^-5×(7/4)^-7 simplify
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Answer:
(4)^+2 × (5)^5 x (7)^-7
Step-by-step explanation:
Simplify, (4/5)^-5×(7/4)^-7
= (4)^-5 × (1/5)^-5 x (7)^-7×(1/4)^-7
= (4)^-5 × (1/4)^-7 × (1/5)^-5 x (7)^-7
= (4)^-5 × (4)^7 × (1/5)^-5 x (7)^-7
= (4)^+2 × (1/5)^-5 x (7)^-7
= (4)^2 × (5)^5 x (7)^-7 = Answer
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