Question

Find the<br />Zero<br />of polynomial 2x² + 7x-4 Å​

Answer 1

Answer:

2x^2+7x-4

=2x^2+8x-x-4

=2x(x+4) - 1(x+4)

=(2x-1)(x+4)=0

=2x=1

=x=1/2

x=-4

1/2and -4 is the zero of polynomial