Find the exact value of the expression.cos 
sin 
- cos 
sin 
A. 
B. 
C. 
D. 1
Answer: C
Mathematics
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Solve the problem.The velocity field F of a fluid is the spin field F = - 
i + 
j. Following the smooth curve 
from (a, f(a)) to (b, f(b)), show that the flux across the curve is 
What will be an ideal response?
Mathematics
Find the second derivative of the function.y = 
A. 
= 
- 
+ 
B. 
= - 
+ 
- 
C. 
= 
+ 
- 
D. 
= 
+ 
- 
Mathematics
Find the domain of the composite function f?g.f(x) = 4x + 8;g(x) = 
A. (-?, -2] or [0, ?) B. (-?, ?) C. [-2, ?) D. [0, ?)
Mathematics
Given functions f and g, perform the indicated operations.f(x) = 3x2 - 7x,g(x) = x2 - 3x - 28Find 
.
A. 
B. 
C. 
D. 
Mathematics