I really need help plz

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

Out of 8 boys and 6 girls in a high school, a team of seven students is selected. what is the probability that three boys and four girls are selected? in your response, include an explanation and all of the calculations necessary to determine the probability.

Round 419,825,312 to the nearest million