Find an equation of the parabola that has the indicated vertex and whose graph passes through the given point
vertex: ( 2, -1) ; point: ( 4, -3)

Select all of the quadrants that the parabola whose equation is y=√x-4 (principal square root) occupies. i ii iii iv

What’s the answer ? use the picture to see the problem

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