Tell whether the equation represents a linear function.

y = 5x2 + 7x + 3

a. It represents a linear function.
b. It does not represent a linear function.

In two or more complete sentences, determine the appropriate model for the given data and explain how you made your decision. (1,-1), (2,0.5), (5,1.5), (8,2)

Find the rate of change for the situation.you run 7 miles in one hour and 21 miles in three hours.

Find the measurement of angle b in the following triangle