3-3 Review

Is this a function?

 $\left\{\left(5,\ 0\right),\ \left(-2,\ 3\right),\ \left(4,\ 1\right),\ \left(6,\ 2\right)\right\}$  

• Yes

• No

Is this a function?

• Yes

• No

Is this a function?

• Yes

• No

Is this a function?

• Yes

• No

Is this a function?

• Yes

• No

Is this a function?

 $\left\{\left(2,\ 0\right),\ \left(2,\ 1\right),\ \left(3,\ 4\right),\ \left(4,\ 5\right)\right\}$  

• Yes

• No

Choose all of the linear functions.

• 
• 
•  $3x^2+4y=7$  

•  $y=-2x+1$  

What are the intercepts of the line?

• x: -1

  y: -1

• x: 1

  y: 1

• x: 1

  y: -1

• x: -1

  y: 1

What are the intercepts of the line?

• x: -2

  y: 4

• x: 4

  y: -2

• x: 2

  y: 3

• x: 3

  y: 2

What are the intercepts of the line represented by the equation?
 $2x+4y=12$  

• x: 3
  y: 6

• x: 2
  y: 4

• x: 6
  y: 3

• x: 4
  y: 2