Simplify.8 sin x cos3 x + 8 sin3 x cos x
A. 4 cos x
B. 4 cos 2x
C. 4 sin x
D. 4 sin 2x
Answer: D
Mathematics
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Change the order of integration and evaluate the integral.
A. 20?
B. 
?
C. 
?
D. 40?
Mathematics
Provide an appropriate response.Write as an ordinary number: 8.4 × 100
A. 8,400 B. 840 C. 8.4 D. 84
Mathematics
Solve the compound inequality. Graph the solution set and write the solution in interval notation.x < 4 or x < 8
A. (-?, 4) ? (8, ?)
B. (4, 8)
C. (4, ?)
D. (-?, 8)
Mathematics
Simplify the complex rational expression.
A. 
B. 
C. 
D. 
Mathematics