80 100
Tanya measured an object's mass and
volume and calculated its density to be
18 g/cm'. The object's actual density was
15 g/cm? What is Tanya's percent error?
17%
B 20%
C 30%
D83%
A
trend
ear at first and
on nonlinear

Sample response: if the graph passes the horizontaline test, then the function is one to one. functions that are one to one have inverses that a therefore, the inverse is a hinction compare your response to the sample response above. what did you include in your explanation? a reference to the horizontal-line test d a statement that the function is one-to-one the conclusion that the inverse is a function done