Can someone please help me? I’m struggling and really need help and it’s due by tonight

BRAINLEST For anyone who answers!!!

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.

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

Given: prst square pmkd is a square pr = a, pd = a find the area of pmct.