Find the exact value. If the value of the function is not defined, write undefined.sin 
A. 0
B. -1
C. Undefined
D. 
Answer: B
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The company that prints the office letterheads and envelopes charges a $50 setup fee and $0.001 per envelope for orders over 5000. Calculate the cost of ordering 12,000 envelopes.
A. $120 B. $170 C. $12 D. $62
Simplify the radical expression. Indicate if the expression is not a real number.- 
A. Not a real number
B. - 
C. 
D. - 
Factor completely.x4 + 2x2 - 80
A. (x2 - 8)(x2 - 10) B. (x2 - 10)(x2 + 8) C. (x2 - 10)(x2 + 1) D. (x2 - 8)(x2 + 10)
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. The equation 
can be used to approximate the data. Predict the average annual cost in 2005 to the nearest dollar. 
A. $1547 B. $1516 C. $1454 D. $1485