An auto manufacturer wants their line of cars to
have a median gas mileage of 25 miles per gallon
or higher. The gas mileage for their five models
are 23, 25, 26, 29, and 19. Do their cars meet their
goal? Explain.

Find the directions in which the function increases and decreases most rapidly at upper p 0p0. then find the derivatives of the function in these directions. f(x,y)equals=x squared plus xy plus y squaredx2+xy+y2, upper p 0p0left parenthesis 1 comma negative 4 right parenthesis