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A099B- Formulating Relations and Functions

Are the following relations shown functions?

(-2, 5), (0, 25), (3, 65), (5, 25)

Question 1 of 10

(-2, 5), (-1, 3), (-2, 4), (5, 4)

Question 2 of 10

(-2, 1.5), (2, 2), (4, 8), (6, 0)

Question 3 of 10

(-1, 1), (-1, 2), (4, -4), (7, -7)

Question 4 of 10

A099B_5

Question 5 of 10

A099B_6

Question 6 of 10

The function f(x) = 360x represents the number of words Megan can type in x minutes. How many words can she type in an hour?

Question 7 of 10

The function f(x) = 8x + 58 represents the cost of a club membership. If x represents the number of months, how much does it cost to have a membership for half a year?

Question 8 of 10

The function f(x) = \frac{98,000}{x} + 5000 represents the population of the Black Rhino, an endangered species. What will the population be in 2020 if x is the number of years after 2000?

Question 9 of 10

The function f(x) = 2000x - 45 represents the population of squirrels in New Jersey with x representing the years after 2005. How many squirrels will there be in 2016?

Question 10 of 10


 

 

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