Perform the indicated operation or operations. Simplify, if possible.
- 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Provide an appropriate response.Given that log103 = 0.477, find log109 without using a calculator.
A. 6 B. 0.109 C. 0.954 D. 12
Mathematics
Determine the opposite of the number.14
A. - 
B. 14
C. -14
D. 
Mathematics
Perform the indicated operation. Express your answer in simplest form.
- 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The cost of tiling the floor in a rectangular room varies jointly as the width and length of the room. If a room with width 9 feet and length 12 feet costs $160.92 to tile, find the cost to tile the floor of a room with width 14 feet and length 23 feet.
A. $479.78 B. $485.04 C. $469.96 D. $480.85
Mathematics