Use the fundamental identities to simplify the expression.
+ csc ? sin ?
A. sec2?
B. tan2?
C. 1
D. csc2?
Answer: D
Mathematics
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Provide an appropriate response.If interest is compounded monthly at 5% per year for 14 years, explain how to find the number of compounding periods and the interest rate per compounding period.
What will be an ideal response?
Mathematics
Find the volume of the sphere or the cylinder. Use ? = 3.14 when needed. Round to the nearest thousandth if necessary.
A. 2387.97 cm3 B. 734.76 cm3 C. 367.38 cm3 D. 9551.88 cm3
Mathematics
Determine two pairs of polar coordinates for the point with 0° ? ? < 360°.(-2
, 2
)
A. (2
, 120°), (-2
, 240°)
B. (2
, 150°), (-2
, 210°)
C. (2
, 30°), (-2
, 330°)
D. (2
, 135°), (-2
, 315°)
Mathematics
Simplify the expression. Assume that all variables are positive when they appear.
A. 
B. 
C. 
D. 
Mathematics