Simplify.
2
A. 
B. 
C. 
D. 121mn
Answer: A
Mathematics
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Evaluate the integral.
A. 
+ C
B. 
+ C
C. 
+ C
D. 
+ C
Mathematics
Find the volume of the described solid.The base of a solid is the region between the curve y = 5cos x and the x-axis from x = 0 to x = ?/2. The cross sections perpendicular to the x-axis are squares with diagonals running from the x-axis to the curve.
A. 6?
B. 
?
C. 
?
D. 
?
Mathematics
Factor completely, or state that the polynomial is prime.5x3 + 5000
A. 5(x + 10)(x2 - 10x + 100) B. 5(x + 10)3 C. 5(x3 + 1000) D. prime
Mathematics
Perform the operation and write the result in the standard form.6i(7 - 8i)
A. - 42i - 48i2 B. 42i + 48i2 C. 42i - 48 D. 48 + 42i
Mathematics