Add or subtract.
- 
A. 2b
B. 6a
C. 4b
D. 0
Answer: A
Mathematics
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Test the vector field F to determine if it is conservative.F = 
i + zex+yj + ex+yk
A. Not conservative B. Conservative
Mathematics
Provide an appropriate response.Which integral or integrals have a value of zero?i) 
ii) 
iii) 
, where b > 0iv) 
, where b < 0
A. Both i and ii B. Both i and iv C. Only i D. All of these
Mathematics
Find projv u.v = k, u = 6i + 9j + 2k
A. 
i + 
j + 
k
B. 
i + 
j + 
k
C. 2k
D. 
k
Mathematics
Factor.250x3 - 54y3
A. 2(125x - 3y)(x2 + 15xy + 9y2) B. 2(5x + 3y)(25x2 - 15xy + 9y2) C. 2(5x - 3y)(25x2 + 15xy + 9y2) D. (10x - 6y)(25x2 + 9y2)
Mathematics