SOLUTION: Find a quadratic equation that has solutions 3 and -7

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Question 149005: Find a quadratic equation that has solutions 3 and -7
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
Find a quadratic equation that has solutions 3 and -7
:
That would give you two factors:
(x-3) and (x+7)
FOIL
x^2 - 3x + 7x - 21
which is:
y = x^2 + 4x - 21