решите уравнение (x-6)^2+(x+8)^2=2x^2

x^2 - 12x + 36 + x^2 + 16x + 64 = 2x^2 2x^2 + 4x + 100 = 2x^24x = -100 x = -25

(х-6)^2+(x+8)^2=2x^2x^2-12x+36+x^2+16x+64=2x^2x^2+x^2-2x^2-12x+16x+64+36=04x+100=04x=0-1004x=-100x=-100:4х=-25