Question Number 173893 by azadsir last updated on 20/Jul/22
$$\mathrm{if}\:\int\left(\mathrm{x}\right)\:=\:\mathrm{sinx}\:\mathrm{than}\:\mathrm{prove}\:\mathrm{that}, \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\left\{\int\left(\mathrm{x}\right)^{\mathrm{4}} \right\}\:+\:\left\{\int\left(\mathrm{x}\right)\right\}^{\mathrm{2}} \:=\:\mathrm{1} \\ $$
Commented by MJS_new last updated on 20/Jul/22
$$\int\:\mathrm{is}\:\mathrm{the}\:\mathrm{integral}\:\mathrm{sign}... \\ $$
Answered by floor(10²Eta[1]) last updated on 20/Jul/22
$$\int\mathrm{x}\:\mathrm{doesn}'\mathrm{t}\:\mathrm{make}\:\mathrm{any}\:\mathrm{sense} \\ $$$$\mathrm{where}'\mathrm{s}\:\mathrm{the}\:\mathrm{dx}? \\ $$$$\int\mathrm{xdx}=\frac{\mathrm{x}^{\mathrm{2}} }{\mathrm{2}}\neq\mathrm{sinx} \\ $$