Question

512 номер Срочно даю 30 БАЛІВ!!

Answer 1

Ответ:

8x+16x^2-16x^2+1=17

8x=16

x=2

x-12x+36x^2=14-25x+36x^2

-11x=14

x=-11/14

16x^2-1+4x^2-6x+9=20x^2-55x

43x=-8

x=-8/43