pls give the ans of all that are given
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16/25, 1/49, 1/25 ,1/27
Step-by-step explanation:
(1) (125/64)^ -2/3 = [(5/4)^3]^-2/3
= (5/4)^-2 = (4/5)^2 = 16/25
(2) (343)^-2/3 = [(7)^3]^-2/3
= 7^-2 = 1/7^2 = 1/49
(3)(625)^-3/4 = [(5)^4]^-3/4 = 5^-3 =1/5^3 =1/125
(4) 5√[(243)^-3] = [(3^5)^-3]^1/5
= 3^(-15/5) = 3^-3 = 1/3^3 = 1/27
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