Evaluate the expression.
?
Fill in the blank(s) with the appropriate word(s).
Answer: 2
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?
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Find a formula for the nth term of the sequence.0, -1, 0, 1, 0, -1, 0, 1 (0, -1, 0, 1 repeated)
A. an = cos(n?)
B. an = sin(n?)
C. an = cos
D. an = sin
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Sketch and label.Acute ?ABC
A. 
B. 
C. 
D. 
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For the given equation, find the vertex or vertices.r = 
A. 
, 
B. 
C. 
D. 
, 
Mathematics