Question

решите уравнение:(x+4)^-x^=2x+1

Answer 1

(x +4)² -x² =2x +1

x² +8x +16 -x² -2x =1

6x +16 =1

6x =1 -16

6x = -15

x = -15/6

x = -2.5

ответ: x = -2.5