What is the answer PLEASE HELP ILL LOVE YOU FOREVER

For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.

In a timed typing test lara typed 63 words per minute. estimate the number of words she should be able to type in half in hour show your work

Find the axis of symmerty for x y=x squared -4x-8