Use the Gauss-Jordan method to solve the system of equations. x + y + z = 7 x - y + 2z = 72x + 3z = 15
A. (1, 2, 4)
B. (2, 1, 4)
C. (4, 2, 1)
D. No solution
Answer: D
Mathematics
You might also like to view...
Find the center and the radius of the circle.x2 + y2 - 6x - 12y + 36 = 0
A. (3, 6); r = 3 B. (-3, -6); r = 3 C. (3, -6); r = 3 D. (-3, 6); r = 3
Mathematics
Solve by the substitution method.9x + 8y = 8 5x + 4y = 4
A. (0, 2) B. (-1, 2) C. No solution D. (0, 1)
Mathematics
Find the slope of the line containing the given points. Simplify if possible.(4, 4) and (-3, 4)
A. 
B. undefined
C. 0
D. -7
Mathematics
Simplify the expression. Write answer with positive exponents. Variables are positive real numbers.(16k4m-8)1/4
A. 2km2
B. 4km2
C. 
D. 
Mathematics