Solve the system using matrices. 9x - 8y + 4z = -19-27x + 24y - 12z = 57 18x - 16y + 8z = -38
A. (-3, -3, -4)
B. No solution
C. Infinitely many solutions
D. (-3, 1, 5)
Answer: C
Mathematics
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Evaluate the function for the given value of x.f(x) = 2x2 - 6x - 2 , x = 2
A. f(2) = 4 B. f(2) = -6 C. f(2) = -10 D. f(2) = -4
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Find the vertex of the parabola.f(x) = 4x2 + 40x + 96
A. (-5, -4) B. (-4, -5) C. (4, 5) D. (5, 4)
Mathematics
Is the set {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10} a group for multiplication modulo 11? ? ?
A. No B. Yes
Mathematics
Provide the proper response.Is 
simplified?
A. No B. Yes
Mathematics