SOLUTION: Solve the quadratic inequality. Express your solution on a number line and using interval notation. X^2-10x+21>0

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Question 964269: Solve the quadratic inequality. Express your solution on a number line and using interval notation. X^2-10x+21>0
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
Solve the quadratic inequality. Express your solution on a number line and using interval notation.
X^2-10x+21>0
(x-7)(x-3)>0
number line
<..+..3....-.....7...+....>
solution: (-∞, 3) U (7, ∞)