Use the Gauss-Jordan method to solve the system of equations. 6x - y - 4z = 35 -5x - 2z = -46 2y + z = 5
A. (-8, 1, 16)
B. (8, 1, 3)
C. (8, 3, 1)
D. No solution
Answer: B
Mathematics
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A. -4i
B. -
i
C. ±4
D. 4i
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Solve the problem.A woman has $2.70 in dimes and nickels. She has 6 more dimes than nickels. How many nickels does she have?
A. 34 B. 20 C. 16 D. 14
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Find the derivative of the function by using the rules of differentiation.
?
?
A. 
B. 
C. 
D. 
Mathematics
Match the given function to its graph.1) y = sin x2) y = cos x3) y = -sin x4) y = -cos xA B
C D
A. 1A, 2D, 3C, 4B B. 1C, 2A, 3B, 4D C. 1B, 2D, 3C, 4A D. 1A, 2B, 3C, 4D
Mathematics