8^x =square root 2 5^x=1/square root 25 (3)
8^x = √2 (2^3)^x = 2^(1/2) 2^(3x) = 2^(1/2) 3x = 1/2 x = 1/6 5^x = 1/√25 5^x = 1/5 5^x = 5^(-1) x = -1 don't know what the (3) means
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