Question

12x^2-(3x-2)(4x+1)<11x-8 Помогите пж!

Answer 1

$12 {x}^{2} - (3x - 2)(4x + 1) < 11x - 8 \\ 12 {x}^{2} - (12 {x}^{2} + 3x - 8x - 2) < 11x - 8 \\ 12 {x}^{2} - 12 {x}^{2} + 5x + 2 < 11x - 8 \\ 5x + 2 < 11x - 8 \\ - 6x < - 10 \\ 6x > 10 \\ x > 0.6$
Ответ: х>0,6