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Logarithmic Functions


Problems

Problem : Solve for x : 2x+4 = 16 .


Problem : Solve for x : 32x = 12 .


Problem : Solve for x : 6·74-x = 54 .


Problem : Solve for x : 4x(2x-2) = 128 .


Problem : Solve for x : log8 x + log8(7x - 9) = .


Problem : Solve for x : 2 log3 x + log3(2x - 1) - log3 x = 1 .


Problem : Solve for x : log-x(x 2 - 9x - 9) = 3 .


Problem : Find the inverse of f (x) = 2x+3 .


Problem : Find the inverse of f (x) = 3x-4 + 5 .