Question

Find the zeroes of the polynomial
$2x {}^{2} + 7x - 4$

Answer 1

12-6-3-3=0
is it ok
thank me

Answer 2

2x^2 +7x -4
= 2x^2+8x-x-4
= 2x(x+4)-1(x+4)
= (2x-1)(x+4)
x= 1/2,-4
hope it helps