Express as a single logarithm and, if possible, simplify.ln cos ? - ln 
A. ln cos ?
B. ln 
C. ln 
D. ln 10
Answer: D
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Solve the problem.A bank teller has some five-dollar bills and some twenty-dollar bills. The teller has 10 more of the twenties. The total value of the money is $800. Find the number of five-dollar bills that the teller has.
A. 14 five-dollar bills B. 34 five-dollar bills C. 44 five-dollar bills D. 24 five-dollar bills
Use synthetic division to divide.(6m3 + 7m2 - 6m + 8) ÷ (m + 2)
A. 6m2 + 5m + 4 B. m2 + 6m + 7 C. m2 + 5m + 6 D. 6m2 - 5m + 4
Solve.The volume of a cube is given by 125 cm3. What is the area of each side of the cube?
A. 5 cm2 B. 21 cm2 C. 10 cm2 D. 25 cm2
A state lottery commission pays the winner of the "Million Dollar" lottery 30 annual installments of $30,000 each. If the prevailing interest rate is 5% /year compounded continuously, find the present value of the winning ticket. Round your answer to the nearest dollar. ? $__________
Fill in the blank(s) with the appropriate word(s).