Unit 5A - Test - II

If the rule is y=3x + 9, what is the output if the input is 9?

If the rule is y=3x + 9, what is the output if the input is 32?

If the rule is y=3x + 9, what is the output if the input is 12?

Find the rule of the table and write your equation in y=mx+b form!

HINT: Start with finding the SLOPE first.

Use your reference sheet to find the slope (m).

What is the independent variable?

What is the dependent variable?

What is the rate of change (slope) for this function?

In the context of this particular problem, what does the rate of change (slope) represent?

In the context of this particular problem, what does the y-intercept (initial value) represent?

Write the equation in y=mx+b form.

Which location has the fastest dolphin?

Use the graphs above to answer.

Hint: find the slopes for each of them!

How far did the Gulf of Mexico dolphin travel after 4 hours?

Use the graphs above to answer.

How far did the Indian Ocean dolphin travel after 4 hours?

Use the graphs above to answer.

How far did the Atlantic Ocean dolphin travel after 4 hours?

Use the graphs above to answer.

Does the function y=50+12x represent the verbal description?

Does the function y=12+50x represent the verbal description?

Does the table shown represent the verbal description?