Solve the system of equations.x + 2y +z + 6w = -4x + y + 2z +w = -1x + y +z + 2w= -3
A. (w - 4, -4w - 1, -w + 2, w)
B. (-7w + 4, 4w - 1, w + 2, w)
C. No solution
D. (w - 4, -4w - 1, w + 2, w)
Answer: D
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Find the Jacobian 
or 
(as appropriate) using the given equations.
A. 35 B. 5 C. -5 D. -35
Write the compound statement in words.Let r = "The puppy is trained." p = "The puppy behaves well." q = "His owners are happy."r ? (p ? q)
A. The puppy is trained, the puppy behaves well, and his owners are happy. B. If the puppy is trained, then the puppy behaves well and his owners are happy. C. The puppy is trained and the puppy behaves well if his owners are happy. D. If the puppy is trained and the puppy behaves well, then his owners are happy.
Write the equation in exponential form. Assume that all constants are positive and not equal to 1.log5(125) = 3
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Factor completely.36k2 - 169m2
A. (6k + 13m)(6k - 13m) B. Prime C. (6k + 13m)2 D. (6k - 13m)2