Simplify.
2
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Perform the indicated operation.Experiments on a new composite material yield
- 
.Simplify the expression.
A. 3K - 
?
B. K - 
?
C. K - 
?
D. 3K - 
?
Mathematics
Find the derivative.y = 
+ 6 sec x
A. y ' = - 
+ 6 tan2x
B. y ' = - 
- 6 csc x
C. y ' = - 
+ 6 sec x tan x
D. y ' = 
- 6 sec x tan x
Mathematics
For the curve r(t), write the acceleration in the form aTT + aNN.r(t) = (5t sin t + 5 cos t)i + (5t cos t - 5 sin t)j + 3k
A. a = 
N
B. a = 5T + 5tN
C. a = 5T + 
N
D. a = 5tN
Mathematics
Insert <, >, or = to make the statement true.-2.2 ____ 4.5
A. = B. > C. <
Mathematics