Solve the system of equations using Gaussian elimination or Gauss-Jordan elimination. x - y + 4z = 155x + z = 3 x + 3y + z = -6
A. (3, 0, -3)
B. (3, -3, 0)
C. (0, -3, 3)
D. No solution
Answer: C
Mathematics
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Evaluate the integral.
A. 
sin 2x + 
sin 16x + C
B. 
sin 2x - 
sin 16x + C
C. 
cos 2x + 
cos 16x + C
D. 
sin9x + 
sin 7x + C
Mathematics
Find the equation of the line that has the given slope and passes through the given point.m = 4, 
A. y = 4x + 
B. y = 4x - 
C. y = 4x + 
D. y = 4x - 
Mathematics
Find the slope and the y-intercept of the given line.y = - 
x + 5
A. - 
; (0, -5)
B. - 
; (0, 5)
C. 
; (0, 5)
D. 
; (0, -5)
Mathematics
Write in decimal notation.3.0561 × 10-7
A. 0.000000030561 B. 0.00000030561 C. 0.0000030561 D. -305610,000
Mathematics