Question Number 129148 by benjo_mathlover last updated on 13/Jan/21
![[ ((4^x +44))^(1/5) + (1/( ((2^(x−1) +7))^(1/3) )) ]^8 = 336 x =?](Q129148.png)
$$\:\left[\:\sqrt[{\mathrm{5}}]{\mathrm{4}^{\mathrm{x}} +\mathrm{44}}\:+\:\frac{\mathrm{1}}{\:\sqrt[{\mathrm{3}}]{\mathrm{2}^{\mathrm{x}−\mathrm{1}} +\mathrm{7}}}\:\right]^{\mathrm{8}} =\:\mathrm{336} \\ $$$$\:\mathrm{x}\:=? \\ $$
Commented by liberty last updated on 13/Jan/21
$$\mathrm{nice}:!\:\mathrm{question} \\ $$