Question

Find the solutions to the equation below. Check all that apply.

2x^2+9x+4=0

A.x=4
b.x=7
c.x=2
d.x=-3
e.x=-1/2
f.x=-4

Answer 1

2x^2 + 9x + 4 = 0

x^2 + 9/2*x + 2 = 0

x = - 9/4 +- √(81/16 - 32/16) = - 9/4 +- 7/4

x1 = - 1/2

x2 = - 4