WorksheetsChapter7 North
Total questions: 10
Worksheet time: 15mins
A test to see if a graph is a function
horizontal line test
relation
fuction notation
vertical line test
What is the point-slope form of a function?
Ax+By=C
y=mx+b
y-y1=m(x-x1)
y=ax+bx+c
What's the domain of y= |x |?
y≥0
x≥0
All real numbers
x>0
What's the range of y= |x |?
All real numbers
y≥0
y>0
x>0
What is a V-shaped function called?
Quadratic fuction
Linear function
Absolute value function
Polynomial function
What is the domain restiction of the function f(x)=x-1/x-2
x≠1
x≠2
x≠1,2
There is no domain restrictions
The time is takes to empty a pool varies inversely as the rate of pumping. If it takes 90 min to empty the pool at a rate of 500 KL/min to empty the same pool?
A taxi ride in Bailey City cost $2.00 plus $1.50 per mile.Formulate a linear function to model the cost C(m) of an m mile taxi ride, and use the model to determine the length of a ride that cost $14
The cost of a birthday dinner varies directly as the number of persons attending.If it costs $288 for 12 persons to attend, how much wil it cost for 15 persons to attend?
Chrissie's Catering charges a setup fee of $75 plus $25 per person for catering a party.Formulate a linear function to model the cost C(x) for a party for x people ,and determine the number of people at a party if the cost was $775
