Provide an appropriate response.(x + 3)2 - (3 - x)2 =
A. 12x
B. 2x2
C. 18
D. 0
E. 2(x + 3)2
Answer: A
Mathematics
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Determine the principal value without using a calculator.(
)5
A. 44 or -44 B. Not real number C. -44 D. 44
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Write an equivalent double integral with the order of integration reversed.
A. 
B. 
C. 
D. 
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Find the area of the specified region.Inside the lemniscate r2 = 6 sin 2? and outside the circle r = 
A. 
(2? + 3
)
B. 3
- ?
C. 2?
D. 3
- ? + 6
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