Use a sum-to-product identity to rewrite the expression.sin (11t + 10) + sin (2t + 1)
A. 2
B. 2
C. 2
D. 2
Answer: C
Mathematics
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Use the given transformation to evaluate the integral.
Rwhere R is the interior of the ellipsoid 
A. 
?
B. 8?
C. 
?
D. 6?
Mathematics
Evaluate the expression.
A. 
B. 
C. 72
D. 2!
Mathematics
Use the circle graph to solve the problem.A survey of the 7970 vehicles on the campus of State University yielded the following circle graph.
What percent of the vehicles are hatchbacks?
A. 287% B. 7% C. 36% D. 26%
Mathematics
Simplify.
A. 
B. 
C. 
D. None of these
Mathematics