Use the conversion formula 
to replace the expression
?
?
by a sine function.
?
A. 
B. 
C. 
D. 
E. 
Answer: A
Mathematics
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Find the area of the surface generated by revolving the curves about the indicated axis.x = sin t, y = 6 + cos t, 0 ? t ? 2?; x-axis
A. 36?2 B. 18?2 C. 6?2 D. 24?2
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Find the real solutions of the equation by factoring.x3 + 2x2 - x - 2 = 0
A. {4} B. {-2, 2} C. {1, -2, 2} D. {-1, 1, -2}
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Solve by completing the square.x2 = 7 - 4x
A. -2 ± 2
B. -1 ± 
C. -2 ± 
D. 2 + 
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Insert <, >, or = between each pair of numbers to form a true statement.0.941 _____ 0.94100
A. = B. < C. >
Mathematics