Find the exact value of the expression.sin 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Determine the natural logarithm of the number. Round to the nearest ten-thousandth.254
A. 0.1800 B. 2.4048 C. 5.5373 D. 93.7269
Mathematics
Find the reference angle of the given angle.-244°
A. 116° B. 64° C. 154° D. 26°
Mathematics
Write an algebraic equation and use it to solve the problem.Five friends drove at an average rate of 55 miles per hour to a weekend retreat. On the way home, they took the same route but averaged 65 miles per hour. What was the distance between home and the retreat if the round trip took 10 hours?
A. 5
miles
B. 3575 miles
C. 595
miles
D. 297
miles
Mathematics
Use the Half-angle Formulas to find the exact value of the trigonometric function. sin 
A. 
B. 
C. - 
D. - 
Mathematics