Use a calculator to find an approximate solution to the equation.(3.3)x = 45
A. 3.3118
B. 3.2007
C. 3.1884
D. 3.1761
Answer: C
Mathematics
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Solve the problem.If x = 2 cot ?, show that 
= 2 csc ?.
What will be an ideal response?
Mathematics
Solve the problem.Tides go up and down in a 12.4-hour period. The average depth of a certain river is 10 m and ranges from 5 to 15 m. The variation can be approximated by a sine curve. Write an equation that gives the approximate variation y, if x is the number of hours after midnight and high tide occurs at 5:00 am.
A. y = 5 sin 
+ 10
B. y = 10 sin 
+ 5
C. y = 10 sin 
+ 5
D. y = 5 sin 
+ 10
Mathematics
Perform the indicated operations and simplify.
+ 
- 
A. 
B. 
C. 
D. 
Mathematics
Find the sum.
A. 3,009,831 B. 2453 C. 2455 D. 3,012,285
Mathematics