Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.tan ? = 
, ? < ? < 
Find sin (2?).
A. - 
B. - 
C. 
D. 
Answer: C
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Solve. Write the answer in simplest form.How many 
pound boxes of cereal can be made from 14,952 pounds of cereal?
A. 1246 boxes B. 25,632 boxes C. 2136 boxes D. 8722 boxes
Find all real and imaginary solutions.-2x3 + 2x2 + 8x - 8 = 0
A. {-2, 1, 2} B. {1, 2} C. {-1, -2} D. {2, -1, -2}
Express in terms of sums and differences of logarithms.logb
A. 
logbx ? logby ÷ 
logbz
B. 
logbx + logby - 
logbz
C. 
logbx + 2logby - 5logbz
D. 
logbx - logby + 
logbz
Solve the problem.The revenue achieved by selling x graphing calculators is figured to be 
The cost of each calculator is 
How many graphing calculators must be sold to make a profit (revenue - cost) of at least $312.80?
A. between 36 and 44 calculators B. between 34 and 46 calculators C. between 35 and 33 calculators D. between 14 and 26 calculators