Quadratic Equations

Consider the graph of $y=f\left(x\right)$`y`=`f`(`x`).

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a

Find the values of $x$`x` for which $f\left(x\right)=0$`f`(`x`)=0. Write both solutions on the same line separated by a comma.

b

For what values of $x$`x` is $f\left(x\right)<0$`f`(`x`)<0?

Give your answer as an inequality.

c

For what values of $x$`x` is $f\left(x\right)>0$`f`(`x`)>0?

Give your answer as an inequality.

d

What is the $x$`x`-coordinate of the vertex of $f\left(x\right)$`f`(`x`)?

Easy

Approx 4 minutes

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