Spring 2013
March 22, 2013
Math 1310-001
Camacho
Quiz #10
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Name:
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Directions: Show your work in answering the following questions. Write your final answers in
the spaces provided.
Use l’Hopital’s Rule to calculate the following limit:
1.
1imxx3e_xZ
I
C
=
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lvv
.
2
x
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c:: -t
?
e
4xeX -+ e4c
-
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A farmer wants to build three pens that are adjacent to each other as shown in the
2.
figure. Each pen needs to be identical in shape and size, and each must enclose an area of 20
square meters. Let x and y represent the width height of each individual pen, respectively.
What is the minimum length offence that is required to this design?
Minimum Length=
x
L
tv o
L(x )
AJ
L’
Cjecv
C
-
L’6JL)J.
96
(r4+I+)
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