x7 8
ddx78x7=8x7log(8)\frac{d}{d x_{7}} 8^{x_{7}} = 8^{x_{7}} \log{\left (8 \right )}dx7d8x7=8x7log(8)
Ответ:
8x7log(8)8^{x_{7}} \log{\left (8 \right )}8x7log(8)
x7 8 *log(8)
x7 2 8 *log (8)
x7 3 8 *log (8)