Solve the system. x - y + 2z = -3-4x + 4y - 8z = -3 x + 3y + z = 6
A. (0, 3, -3)
B. (-3, 3, 0)
C. (-3, 0, 3)
D. No solution
Answer: D
Mathematics
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Express the vector in the form ai + bj.
if A is the point (-1, -6) and B is the point (4, -13)
A. v = 5i + 7j B. v = 5i - 7j C. v = -5i + 7j D. v = 7i - 5j
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Solve the problem.Find the volume of the solid bounded by the ellipsoid 
+ 
+ 
= 1 and the planes 
and 
(The area of an ellipse with semiaxes a and b is ?ab.)
A. 4752.00? units3 B. 72.00? units3 C. 158.40? units3 D. 201.60? units3
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Use an Euler diagram to determine whether the argument is valid or invalid.Rational numbers are real numbers.Integers are rational numbers. Therefore, integers are real numbers.
A. valid B. invalid
Mathematics
Write as ordinary numbers.1.11 × 10-4
A. 0.00111 B. 0.000111 C. -111,000 D. 0.0000111
Mathematics