Question Number 82139 by jagoll last updated on 18/Feb/20
$$\int\:\:\frac{\sqrt{{x}^{\mathrm{4}} +{x}^{−\mathrm{4}} +\mathrm{2}}}{{x}^{\mathrm{3}} }\:{dx}\: \\ $$
Answered by mind is power last updated on 18/Feb/20
$${x}^{\mathrm{4}} +{x}^{−\mathrm{4}} +\mathrm{2}=\left({x}^{\mathrm{2}} +{x}^{−\mathrm{2}} \right)^{\mathrm{2}} \\ $$
Commented by jagoll last updated on 18/Feb/20
$${thank}\:{you} \\ $$
Commented by mind is power last updated on 19/Feb/20
$${withe}\:{pleasur}\:{to}\:{help}\:{when}\:{i}\:{have}\:{Time}\:{sir} \\ $$$$ \\ $$