Find the exact value under the given conditions.sin ? = 
, 
< ? < ?; cos ? = 
, 0 < ? < 
Find cos (? - ?).
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Evaluate the double integral.
A. 192 B. 24 C. 6 D. 768
Mathematics
Solve.The formula 
represents the number of households N, in thousands, in a certain city that have a computer x years after 1990. According to the formula, in what year were there 89 thousand households with computers in this city?
A. 1993 B. 1994 C. 1995 D. 1992
Mathematics
Determine if the relation is a function. Assume that the domain is in the left column and the range is in the right column.Credit card expenses on Jim's monthly bill:
A. Yes B. No
Mathematics
Solve the problem.A woman borrowed $10,000 at 12% interest compounded annually. If the loan was paid off in one lump sum at the end of 4 years, how much did she pay?
A. $11,200.00 B. $15,735.19 C. $5735.19 D. $14,800.00
Mathematics