What kind of warranty is often offered not through the manufacturer but instead through a third party? a. manufacturer’s warranty b. extended warranty c. full warranty d. limited warranty '

In order for the function to be linear, what must m be and why? m = 22 because the rate of change is 1. m = 20 because the rate of change is 3. m = 22 because the rate of change is -1. m = 20 because the rate of change is -3.