When temperature is 0 degrees Celsius, the Fahrenheit temperature is 32. When the Celsius temperature is 100, the corresponding Fahrenheit temperature is 212. Express the Fahrenheit temperature as a linear function of C, the Celsius temperature, F C . a) Find the rate of change of Fahrenheit temperature for each unit change temperature of Celsius. (3pts) b) Find and interpret F(28). (3pts) c) Find and interpret F(-40)