Question

• Solve using the quadratic formula
2x2 + 11x +15= 0

Answer 1

x=-5/2, -3

Explanation:

2x^2+11x+15=0

factor out the trinomial

(2x+5)(x+3)=0

zero property,

2x+5=0, x+3=0

2x=0-5=-5, x=-5/2

x=0-3=-3