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Solve-for-x-6-4-x-9-x-13-6-x-




Question Number 16829 by tawa tawa last updated on 26/Jun/17
Solve for x  6(4^x  + 9^x ) = (13.6)^x
$$\mathrm{Solve}\:\mathrm{for}\:\mathrm{x} \\ $$$$\mathrm{6}\left(\mathrm{4}^{\mathrm{x}} \:+\:\mathrm{9}^{\mathrm{x}} \right)\:=\:\left(\mathrm{13}.\mathrm{6}\right)^{\mathrm{x}} \\ $$
Commented by mrW1 last updated on 26/Jun/17
please check the question.    only numerical solution possible  x≈4.40703
$$\mathrm{please}\:\mathrm{check}\:\mathrm{the}\:\mathrm{question}. \\ $$$$ \\ $$$$\mathrm{only}\:\mathrm{numerical}\:\mathrm{solution}\:\mathrm{possible} \\ $$$$\mathrm{x}\approx\mathrm{4}.\mathrm{40703} \\ $$

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