Domain and Range, Functions

Give the range of the set of ordered pairs: (2, 11), (9, -3), (7, 21), (-8, 6)

• $\left\{-8,\ 2,\ 7.9\right\}$

• $\left\{-3,\ 6,\ 11,\ 21\right\}$

• $-8<x<9$

• $-3<y<21$

Tags

CCSS.6.NS.C.6

CCSS.6.NS.C.7

CCSS.6.NS.C.8

Which set of ordered pairs is not a function?

• (1, 3), (2, 7), (3, 8), (4, 11)

• (2, 3), (4, 9), (3, 8), (4, 15)

• (1, 2), (3, 5), (6, 9), (7, 11)

• (-9, 4), (-6, 3), (-2, 8), (0, 21)

Tags

CCSS.8.F.A.1

Why is the following relation NOT a function?

(2, 3), (4, 9), (3, 8), (4, 15)

Tags

CCSS.8.F.A.1

What is the test to determine if a graph represents a function?

• Horizontal line test

• Vertical line test

• Heidelberg Uncertainty Test

• Obi Wan Kenobi Test

Tags

CCSS.HSF.IF.A.1

Simplify the following expression:

 $-8\left(5b+2\right)-7\left(b-5\right)$  

•  $-33b+19$ 

•  $-47b^2+21$ 

•  $33b-19$ 

•  $-47b+19$ 

Tags

CCSS.6.EE.A.3

Solve the given equation for y.

 $5x-y=16$  

•  $-y=5x+16$ 

•  $y=5x+16$  

•  $x=5y-16$ 

•  $y=5x-16$ 

Tags

CCSS.6.EE.C.9

Does this table represent a function?

• Yes!

• No!

• I Don't Know

Tags

CCSS.8.F.A.1

What is the range of the graph?

• $-2<f\left(x\right)<10$
  

• $-3<x<3$

• $-2\le f\left(x\right)\le10$

• $-3\le x\le3$

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Solve the given inequality:

 $-3\left(x+2\right)-3x<2x+18$  

•  $x>-3$  

•  $x<-3$  

•  $x>-\frac{3}{2}$  

•  $x>-6$  

• no solution

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

A triangle has the following dimensions:

 $3x^2+4x$  

 $2x^2-5x$  

 $12x-5$  

What is its perimeter?

•  $5x^2-11x+5$  

•  $5x^2+21x-5$  

•  $16x-5$  

•  $5x^2+11x-5$  

Tags

CCSS.HSA.APR.A.1