Pls i will mark you brainliest just askwhat 350 mile long body of water separates the southern portion of the united kingdom from northern france? a. the north sea b. the thames river c. the atlantic ocean d. the english channel

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