Question

What are the x-intercepts of y = 2x^2 - 3x - 20?

Answer 1

factorise the quadratic

(x-4) (2x-5) = 0

then solve: x - 4 = 0
2x + 5 = 0

to find thex intercepts

Answer 2

A)
x = -5 and 2
B)
x = 5 and -2
C)
x = -2.5 and 4
D)
x = 2.5 and -4

Answer 3

c?

Answer 4

looks like it

Answer 5

thanks