Answer:
its just a black screeeeen
Step-by-step explanation:
Answer:
x = 7, x = -10
Step-by-step explanation:

Use the quadratic formula.

Solve.
x = 7, x = -10
You can also factor if you want - that is a faster method.
Answer:
so can't see the graph
Step-by-step explanation:
but if you can give a picture of the graph i could help out.