Evaluate.-19 ÷ 0
A. -19
B. 0
C. 1
D. undefined
Answer: D
Mathematics
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Find the flux of the curl of field F through the shell S.F = -5x2yi + 5xy2j + z5k; S is the portion of the paraboloid 2 - x2 - y2 = z that lies above the 
A. 80
B. 
?
C. 80?
D. 10?
Mathematics
Factor.9x2 - 48xy + 64y2
A. (3x - 8y)(3x + 8y) B. (9x + y)(x + 64y) C. (3x - 8y)2 D. (3x + 8y)2
Mathematics
Determine if the given ordered triple is a solution of the system.(-4, 2, 3)x + 4y + 5z = -9 4y + 2z = 0z = -4
A. solution B. not a solution
Mathematics
Solve the system of equations using substitution.
A. x = 4, y = 2 or (4, 2) B. x = 5, y = 1; x = 2, y = 4 or (5, 1), (2, 4) C. x = 5, y = 11; x = 2, y = 4 or (5, 11), (2, 4) D. x = -5, y = 11; x = -2, y = 8 or (-5, 11), (-2, 8)
Mathematics