Question

The zeroes of x2
-2x-8 are
a. (2, 4)
b. (4, -2)
c. (-2,-2)
d. (-4, -4)

Answer 1

Answer:

b (4,-2)

Step-by-step explanation:

x^-2x-8 =0

x^+2x-4x-8=0

x(x+2)-4(x+2)

(x-4),(x+2)

x-4=0

x=4

x+2=0

x=-2