Question

If 2^(x+3) = 4^(x-1) , then x =​

Answer 1

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

Given 3^x =4^(x-1)

Or 3^x = 4^x /4

Or 3^x /4^x =1/4

Or (3/4)^x =1/4

Taking log on both sides

log(3/4)^x =log(1/4)

Or x log(3/4) =log(1/4)

Or x=log(1/4) /log(3/4)

Or x=-log(4) /{log(3) -log(4) }

x=log(4) /{log(4) -log(3)}