# (Grade 11) Section 1.7 - Domain And Range Of A Function

5 Questions | Total Attempts: 324  Settings  Complete the following questions

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• 1.
What is the range of a linear function with a negative slope?
• A.

R = {y € R | y = –1}

• B.

R = {y € R | y < 0 }

• C.

R = {y € R }

• D.

R = {y € R | y ≠ 0}

• 2.
What are the domain and range of the function h(x) = x2 + 3?
• A.

D = {x € R}, R = {y € R }

• B.

D = {x € R | 0

• C.

D = {x € R, x => 3}, R = {y € R }

• D.

D = {x € R}, R = {y € R | y => 3 }

• 3.
A crow drops a stick from the air onto the ground.  The height of the stick above the ground after it has been release is modeled by the function h(t) = 45 – 5t2, where h(t) is the height in meters and t is time in seconds.  What is the domain of the function?
• A.

D = {t € R | 0

• B.

D = {t = 3}

• C.

D = {t € R | 0

• D.

D = {t € R | t < 3}

• 4.
A cable company charges \$116 for installation and \$36 per month.  What is the domain and range for this function?
• A.

D = {t € R | 0

• B.

D = {x € R | 0

• C.

D = {x € R }, R = {f(x) € R }

• D.

D = {t € R | 0 0}

• 5.
Bowl–o–Mat charges \$3.50 per person per game plus \$2 per person for show rental.  What is the domain of this situation?
• A.

Number of players

• B.

Total cost per game

• C.

Number of games

• D.

Cost of shoes