Act 4: Relation and Function

Which set of ordered pairs does not represent a function?

• $\left\{\left(-3,-8\right),\left(-1,\ -6\right),\left(0,3\right)\right\}$

• $\left\{\left(7,0\right),\left(4,-1\right),\left(-6,5\right)\right\}$

• $\left\{\left(4,6\right),\left(5,\ -7\right),\left(7,9\right)\right\}$

• $\left\{\left(2,5\right),\left(3,8\right),\left(2,-1\right)\right\}$

Tags

CCSS.8.F.A.1

Identify the domain of this relation $\left\{\left(8,10\right),\left(5,\ 7\right),\left(9,-11\right)\left(6,-8\right)\right\}$ . 

•  $\left\{5,6,9,10\right\}$  

•  $\left\{5,6,8,9\right\}$  

•  $\left(-11,-8,7,10\right)$  

•  $\left\{8,7,9,10\right\}$  

A relation is a set of ____________.

• function

• y-values

• x-values

• ordered pairs

Tags

CCSS.8.F.A.1

What is the range of this function $\left\{\left(4,8\right),\left(9,\ 2\right),\left(-3,-4\right)\right\}$  

•  $\left\{8\right\}$  

•  $\left\{\left(4,8\right),\left(9,2\right),\left(-3,-4\right)\right\}$  

•  $\left\{8,2,-4\right\}$  

•  $\left\{4,9,3\right\}$  

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Ronnie rode a Grab car from SM Manila to Lucky china Town whose distance is approximately 5 kilometers. After Riding, he paid an amount Php. 215. Which variable is dependent.

• distance travelled

• grab car riding

• amount paid

• the passenger

Tags

CCSS.HSF-LE.A.1B

A farmer applies different fertilizer to his cotton crops, to see which will make his plants grow the highest. What is the independent variable?

• Different cotton crops

• Types of fertilizer

• Growth of Plants

• Height of Plants

Scientist wanted to determine the levels of pollution that a fish could withstand. they placed fish in tanks with differing pollution levels and timed how long they could live under those conditions. What is the independent variable?

• Amount of time survived

• Types of fish

• Levels of pollution

• Type of pollution

The altitude of a plane is a function of the time since take off. Identify the independent variable

• time

• speed

• altitude

• acceleration

Tags

CCSS.6.EE.C.9

Identify the range of this relation $\left\{\left(8,10\right),\left(5,\ 7\right),\left(9,-11\right)\left(6,-8\right)\right\}$ . 

•  $\left\{5,6,9,10\right\}$  

•  $\left\{5,6,8,9\right\}$  

•  $\left(-11,-8,7,10\right)$  

•  $\left\{8,7,9,10\right\}$  

Which set of ordered pairs does represent a function?

•  $\left\{\left(-3,-8\right),\left(-1,\ -6\right),\left(-3,4\right)\right\}$ 

• $\left\{\left(7,0\right),\left(4,-1\right),\left(-6,5\right)\right\}$

•  $\left\{\left(4,6\right),\left(5,\ -7\right),\left(4,9\right)\right\}$ 

• $\left\{\left(2,5\right),\left(3,8\right),\left(2,-1\right)\right\}$

Tags

CCSS.8.F.A.1