The figure shows a translation of ADEF to AD'E'F'. Decide whether you can determine the following from the figure showing the translation. Select Yes or No.
D
D
74°
E
E
59°
F
F
A. ZD' = 180° – 74°
O
Yes No
B. EF = E'F
o Yes No
C. LF = 59°
Yes No
D. E'F' =DF
O 0 Yes No

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