Express the product as a sum containing only sines or cosines.cos(4?) cos(6?)
A. 
[cos(10?) - cos(2?)]
B. cos2(18?2)
C. 
[cos(10?) - sin(2?)]
D. 
[cos(2?) + cos(10?)]
Answer: D
Mathematics
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Solve the initial value problem.
= 8; y "(0) = 4, y '(0) = 6, y(0) = 5
A. y = 5
B. y = 
x3 - 2x2 + 6
C. y = 
x3 + 2x2 + 6x + 5
D. y = 
x3 + 2x2 + 6x + 5
Mathematics
Find an exponential model for the following data set. Round your answer to two decimal places. t 0 1 2 3 y 3.06 3.67 4.40 5.28?
A. ?
B. ?
C. 
D. ?
Mathematics
Perform the indicated operations.5
+ 16
A. -11
B. 21
C. 12
D. -22
Mathematics
Solve.Enrollment in a business seminar increased from 70 people to 84 people. What was the percent increase?
A.
| 16.7% |
B. 20%
C.
| 83.3% |
D.
| 80% |
Mathematics