Evaluate the expression without a calculator.3-1 - 2-1
A. 
B. 1-1
C. - 
D. 1
Answer: C
Mathematics
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Determine the symmetries of the curve.r = 7 cos 3?
A. y-axis only B. x-axis, y-axis, origin C. Origin only D. x-axis only
Mathematics
Evaluate the requested trigonometric function using the information given. csc ? = - 
; 3?/2 < ? < 2?Find cos ?.
A. - 
B. 
C. 
D. - 
Mathematics
Find the volume generated by revolving about the x-axis the regions bounded by the following graphs.
Mathematics
Translate the percent statement to a basic percent equation.54 is 20% of 270.
A. 270 ? 54 = 0.2 B. 54 ? 270 = 0.2 C. 0.2 ? 270 = 54 D. 0.2 ? 54 = 270
Mathematics