Question

1. 4x^2 + x - 4 = 0
2. x^2 + 3x - 504 = 0

Answer 1

Answer:

1. (4x-1) (x+4)

Step-by-step explanation:

4x^2 + x -4

4x^2 + 16x - x -4

4x ( x + 4) - 1(x+4)

(x+4) (4x-1) (ans.)