x 21
d / x\ --\21 / dx
ddx21x=21xlog(21)\frac{d}{d x} 21^{x} = 21^{x} \log{\left(21 \right)}dxd21x=21xlog(21)
Ответ:
21xlog(21)21^{x} \log{\left(21 \right)}21xlog(21)
x 21 *log(21)
x 2 21 *log (21)
x 3 21 *log (21)