Question

Jose solved a quadratic inequality and got the following answer: x<5 or x>7

Which number line represent the correct shading for Jose's solution?

Answer 1

Jose solved a quadratic inequality and got the following answer: x<5 or x>7

We can see that range of x is (−∞,5)∪(7,∞)

The number line represent the correct shading for Jose's solution is in orange color line.