-15x^2+2x+1 -12x^2+7x-1 -16x^2+8x+3 27x^2-6x-1

Question

-15x^2+2x+1
-12x^2+7x-1
-16x^2+8x+3
27x^2-6x-1

Answer 1

Ответ
1)(3x-1)(-5x-1)
2)(3x-1)(1-4x)
3)(4x+1)(3-4x)
4)(3x-1)(9x+1)