Solve the system of equations using Gaussian elimination or Gauss-Jordan elimination.4x - 3y + 5z = 7-8x - 2y + 3z = 37x + 3y - 2z = -10
A. 
B. 
C. 
D. No solution
Answer: B
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Solve the problem.Saji swims 
mile every day. One day he had already swum 
mile. How much further should he swim?
A. 
mi
B. 
mi
C. 
mi
D. 
mi
Solve.In a distant solar system the diameter of planet A is 9 times as great as the diameter of planet B. The diameter of planet B is 867 miles. Find the diameter of planet A.
A. 7793 mi. B. 7803 mi. C. 7703 mi. D. 7794 mi.
Use the Gauss-Jordan method to solve the system of equations. If the system has infinitely many solutions, let the last variable be the arbitrary variable.x - z = -5y + z = 1x + z = 2
A. {(-5, 1, 0)}
B. 
C. 
D. {(-3, -5, 7)}
Complete the following for the given f(x). (i) Find f(x + h). (ii) Find the difference quotient of f and simplify.f(x) = -3x
A. (i) -3x + 3h (ii) 3 B. (i) -3x + 3h (ii) -3 C. (i) -3x - 3h (ii) -3 D. (i) -3x - 3h (ii) 3