Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sin ? = 
, tan ? < 0Find sin(2?).
A. 
B. 
C. 
D. - 
Answer: B
Mathematics
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Solve the problem.The shape of a cam can be described by the polar equation 
. Find the rectangular equation for the shape of the cam.
A. 
2 = 7
B. 
2 = 7
C. 
2 = 49
D. 
2 = 7
Mathematics
Graph the function.f(x) = ex - 4
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Andy has 28 coins made up of quarters and half dollars, and their total value is $10.75. How many quarters does he have?
A. 15 quarters B. 13 quarters C. 18 quarters D. 17 quarters
Mathematics
Perform the sequence of row operations on the following matrix.
Add -3 times R1 to R2.
?
?
A. ?
B. 
?
C.
?
D.
?
E.
?
Mathematics