The gas mileage m s( ), in miles per gallon, of a car traveling s miles per hour is modeled by the function below, where 20 ≤ ≤ 75 s . ms s s = − 1 24 + 4 − 50 2 ( ) according to the model, at what speed, in miles per hour, does the car obtain its greatest gas mileage?

c

c

c

c

c

c

c

cc

c

step-by-step explanation:

-7/8

step-by-step explanation:

instead of subtracting you add the -6/8 and -1/8

answer: input the dimensions of the room to be painted. click the button to calculate the amount of paint and man-hours needed for this job.

interior paint coverage depends on the brand of paint used. the coverage amount is listed on the label of the paint can. use this to adjust the values in the paint coverage section below. paint usually is applied at 350 to 400 square feet per gallon (primer at 200 to 300 square feet per gallon).

step-by-step explanation:

a

step-by-step explanation:

its wrong