Question

решите уравнение (4x+1)^2=(4x-8)^2

Answer 1

(4x+1)^2=(4x-8)^2
16х^2+8x+1=16x^2-64x+64
16x^2-16x^2+8x+64x+1-64=0
72x-63=0
72x=63
x=63/72
Ответ:х=63/72 или 0,875