Multiply, then simplify the product. Assume that all variables represent positive real numbers.
(
+ 
)
A. 
B. 
+ 
C. 17 + 
D. 51
Answer: C
Mathematics
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Set up the iterated integral for evaluating 
over the given region D. DD is the solid right cylinder whose base is the region in the xy-plane that lies inside the cardioid 
and outside the circle 
and whose top lies in the plane 
.
A. 
B. 
C. 
D. 
Mathematics
Find the sum.219.84 + 0.9997 + 45 + 6.34069 + 60.459
A. 332.73939 B. 332.63939 C. 332.63839 D. 331.63969
Mathematics
Write the complex number in trigonometric form, using degree measure for the argument.4
A. 4(cos 90° + i sin 90°) B. 4(cos 270° + i sin 270°) C. 4(cos 180° + i sin 180°) D. 4(cos 0° + i sin 0°)
Mathematics
Multiply.70 ? 60
A. 130 B. 4140 C. 4260 D. 4200
Mathematics