The isosceles triangle has a base that measures 14 units.

A triangle has a base length of 14. The other 2 sides have a length of y.

The value of y, the length of each leg, must be

equal to 7.
between 7 and 14.
greater than 7.
between 14 and 28.

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