Calculate the circulation of the field F around the closed curve C.F = xy2i + x2yj; curve C is the counterclockwise path around C1 ? C2 : C1: 
0 ? t ? ?C2: r(t) = ti , -8 ? t ? 8
A. 128
B. 64
C. 0
D. 8
Answer: C
Mathematics
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Provide the proper response.Tell whether the statement is true or false. If it is false, give the correct answer. Explain your answer. The easiest way to simplify the expression 
is to multiply both the numerator and denominator of 
by 
.
What will be an ideal response?
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Find the product.(p + 3q)(p - 3q)
A. p2 - 6pq - 9q2 B. p2 + 6pq - 9q2 C. p2 - 9q2 D. p2 - 6q2
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Identify the vertex of the parabola.P(x) = 3x2 - 30x + 77
A. (-5, 2) B. (-5, -2) C. (-2, -5) D. (5, 2)
Mathematics
Determine whether the diagram could represent a function.
A. Yes B. No
Mathematics