Write the trigonometric expression as an algebraic expression containing u and v.sin (tan-1 u + tan-1 v)
A. 
B. 
C. 
D. 
Answer: B
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How many prime numbers are between -6 and 20 on the number line?
Fill in the blank(s) with the appropriate word(s).
Solve.The ratio of a basketball player's completed free throws to attempted free throws is 5 to 6. If she completed 20 free throws, find how many free throws she attempted.
A. 17 free throws B. 5 free throws C. 24 free throws D. 4 free throws
Round the number to the place indicated.Round to the nearest hundredth: 19.87543
A. 19.89 B. 19.88 C. 19.8754 D. 19.875
Solve the problem.On August 10, the Eblin family received 19 pieces of mail, consisting of magazines, bills, letters, and ads. If they received the same number of magazines as letters, three more bills than letters, and five more ads than bills, how many magazines did they receive?
A. 10 magazines B. 5 magazines C. 3 magazines D. 2 magazines