Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sin ? = - 
, 
< ? < 2?Find cos 
.
A. 
B. - 
C. - 
D. 
Answer: C
Mathematics
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Identify the group of terms as like or unlike.9v6, -11v6
A. Like B. Unlike
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Find the slope of the line and sketch the graph.y + 5 = 0
A. Slope: 0
B. Slope: - 
C. Slope: Undefined
D. Slope: -5
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Write the number in scientific notation.1,900,000
A. 1.9 × 106 B. 1.9 × 10-7 C. 1.9 × 107 D. 1.9 × 10-6
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Solve the problem.Suppose that the manufacturing cost of a precision instrument is approximated by 
where x is the cost of materials and y is the cost of labor. Find 
A. 848 B. 288 C. 648 D. 266
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