Solve the system. x - y + 3z = 11-2x + 2y - 6z = 4 x + 5y + z = -1
A. (4, 0, -1)
B. (4, -1, 0)
C. (0, -1, 4)
D. No solution
Answer: D
Mathematics
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Perform the subtraction without converting to Hindu-Arabic numerals.
A. 
B. 
C. 
D. 
Mathematics
Various signs have symmetries. Determine if the following sign has line symmetry, turn symmetry, and/or point symmetry, if any.Taxi
A. This sign has turn symmetry only. B. This sign has no symmetry. C. This sign has point symmetry only. D. This sign has line symmetry only.
Mathematics
Evaluate f(x) at the given x. Approximate the result to the nearest hundredth.f(x) = x-1.19 - x4.30, x = 2.80
A. 3.39 B. -83.42 C. -58.78 D. 1.61
Mathematics
Decide whether the integral converges. If the integral converges, compute its value.
?
?
A. 
B. 
C. 
D. 
E. diverges
Mathematics