Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos 2? = - 
, 
< 2? < ?Find sin ?.
A. - 
B. 
C. 
D. - 
Answer: B
Mathematics
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Find the indicated trigonometric function, given that ? is an angle in standard position with the terminal side passing through the given point.(1.6, -3.84); Find sec ?.
A. 
B. - 
C. - 
D. - 
Mathematics
Convert the units using two or three unit fractions.4 gal = 
c
A. 8 B. 64 C. 16 D. 32
Mathematics
Simplify the complex fraction.
A. 
B. 7r + 5s
C. 5r + 7s
D. 
Mathematics
For the function represented in the graph, determine the domain or range, as requested.Find the domain.
A. {-5, -4, -3, -2, -1, 0, 1, 2, 3} B. {x? -2 ? x ? 2} C. {-4, -3, -2, -1, 0, 1, 2, 3} D. {x? -4 ? x ? 4}
Mathematics