Use the fundamental identities to simplify the expression.
A. sin ?
B. sec2?
C. cos3?
D. tan2?
Answer: A
Mathematics
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Find the amount of the annuity due rounded to the nearest cent.
A. $100,716.67 B. $85,415.69 C. $245,415.69 D. $70,980.84
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Find the LCD for the fractions in the list.
, 
A. 6 B. 30 C. 15 D. 10
Mathematics
Solve the problem.Behemoth Back Packs, Inc. finds that the cost to make each of its backpacks is $20 and each backpack sells for $79. If the company's fixed costs for a month are $7723, how many backpacks must the company sell in a month in order to make a profit?
A. at least 131 backpacks B. at most 75 backpacks C. at least 79 backpacks D. at least 146 backpacks
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Solve the problem.Two 6-sided dice are rolled. What is the probability the sum of the two numbers on the dice will be 4?
A. 
B. 3
C. 
D. 
Mathematics