Question

(4x-3)(4x+3)-(4x-1)^2=3х решите уравнение

Answer 1

$(4x - 3)(4x + 3) - {(4x - 1)}^{2} = 3x \ 16 {x}^{2} - 9 - 16 {x}^{2} + 8x - 1 - 3x = 0 \ 5x - 10 = 0 \ 5x = 10 \ x = 2$

Вот)