Question

уравнение(4-х)²+(х-3)²=2х²-3

Answer 1

(4-x)^2+(x-3)^2=2x^2-3
16+x^2-8x+(x-3)^2=2x^2-3
16+x^2-8x+9+x^2-6x=2x^2-3
28-14x=0
-14x=-28
x=-28/(-14)
x=2
Ответ:x=2