3.1-3.3 Quiz Review - Algebra

Which Domain is discrete?

• 0, 3, 5, 10

• x>4

• x<3

• x>10

Which domain is continuous

• 0, 6, 9, 12

• -2, -8

• -2< x <4

• 5, 7, 10

What is the domain of the graph?

• $x\ge-4.5$

• all real numbers

• $x>-4.5$

• $-6\le x\le6$

What is the range of the graph?

• $y\ge-4$

• $y\ge-4.5$

• all real numbers

• $y>-4.5$

Is the domain discrete or continuous?

• Discrete

• Continuous

Evaluate the function when x = -1

 $f\left(x\right)=3x^{2\ }+1$  

• -2

• 4

• 1

• 10

What is the value of the function at

 $f\left(4\right)$  ?

• 4

• 3

• -4

• 0

What is the value of the equation at  $f\left(-2\right)$  ?

• -2

• 3

• 5

• 0

What point on a graph does  $f\left(2\right)=4$  represent?

• (2, 4)

• (4, 2)

What point on a graph does $f\left(-1\right)=-5$  represent?

• (-5, -1)

• (-1, -5)