Question

y = - x^2 - 4x + 12

For the above quadratic equation find:

a.The y-intercept.

b.The x-intercepts if possible.

c.The vertex.

d. The line of symmetry.

Answer 1

a. (0,12)
b. (-6,0), (2,0)
c. (-2,16)
d. x=(-2)

Answer 2

How did you get those answers. I need this to help a friend with the rest of her problems I need to make sure I solved it right though.