Solve the problem.If cos ? = - 
, and 
< ? < ?, then find tan 2?.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Indicate whether the variable is qualitative or quantitative.The number of calls received at a company's help desk
A. quantitative B. qualitative
Mathematics
Solve the problem.Midtown Antiques has found that sales have decreased 2% from last year. Sales this year are $142,929. Find the amount of last year's sales. Round to the nearest dollar.
A. $145,836 B. $145,746 C. $146,846 D. $145,846
Mathematics
Find a function P(x) of least possible degree, having real coefficients, with the given zeros.2, -14, and 6 + 7i
A. P(x) = x4 - 8x3 + 14x2 - 678x + 2380 B. P(x) = x4 - 339x2 + 1356x - 2380 C. P(x) = x4 - 87x2 + 1356x - 2380 D. P(x) = x4 - 8x3 - 14x2 + 678x - 2380
Mathematics
Divide.
÷ 
A. 
B. 33
C. 
D. 
Mathematics