Write a standard-form quadratic equation with –4 and 3/2 as solutions.

a 2x2 + 5x – 12 = 0
b 2x2 – 5x – 12 = 0
c 3x2 + 10x – 8 = 0
d 3x2 – 10x – 8 = 0
e none of the above