Solve. Give an exact answer unless indicated otherwise.Given that sin 
= 
and cos 
= 
, find tan 
.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Solve the problem.The table lists the average annual cost (in dollars) of tuition and fees at a certain 2-year college for selected years, where year 1 represents 1992, year 3 represents 1994, and so on. Use the ordered pairs (3, 1141) and (9, 1305) to find the equation of a line that approximates the data. (If necessary, round the slope to the nearest hundredth and the y-intercept to the nearest whole number.) 
A. y = 27.33x + 977 B. y = 27.33x - 1223 C. y = 54.67x + 977 D. y = 27.33x + 1059
Mathematics
Evaluate the expression.
?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the equation.
= 
- 
A. no solution B. {8} C. {8, 16} D. {16}
Mathematics
Combine and simplify, if possible.-3
- 14
A. 16
B. -10
C. -17
D. 11
Mathematics