A Level

MATHEMATICS · Subjective · A Level · Mathematics · Exponentials and logarithms · Exponentials and logarithms

Problem

Solve log⁡2(4x+1+4)⋅log⁡2(4x+1)=log⁡1/2(18)\log_2(4^{x+1}+4)\cdot\log_2(4^x+1)=\log_{1/\sqrt{2}}\left(\frac{1}{\sqrt{8}}\right).

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