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Let f(x,y)=x2+2xy+y2f ( x , y ) = x ^ { 2 } + 2 x y + y ^ { 2 }

Question 37

Multiple Choice

Let f(x,y) =x2+2xy+y2f ( x , y ) = x ^ { 2 } + 2 x y + y ^ { 2 } . If x=2x = 2 , find f(x,2x) f ( x , 2 x ) .


A) 12
B) 16
C) 24
D) 28
E) 32
F) 36
G) 42
H) 48

Correct Answer:

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