Question

find the vertex and zeros on the parabola y=2x^2+3x-2?

Answer 1

do i use the formula x=-b/2a for the vertex?

Answer 2

I need an explanation, not the answer.

Answer 3

The vertex is:
\[x = (\frac{ -3 }{ 4 } , \frac{ -25 }{ 8 })\]