SOLUTION: Solve the system of equations. (If the system is dependent, choose any real number c for z.) 3x + y + 2z = 5 4x − 2y + z = −10 11x − 3y + 4z = −15

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Question 631875: Solve the system of equations. (If the system is dependent, choose any real number c for z.)

3x + y + 2z = 5
4x − 2y + z = −10
11x − 3y + 4z = −15
(x,y,z) = ?
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
 

Hi,

Re reply:  Yes!  Dependent System (choose any real number c for z)

3x + y + 2z = 5 

4x − 2y + z = −10 

11x − 3y + 4z = −15 

 D =  = 0

D = 0, Therefore, ther is NO solution or infinite solutions

Infinite solutions as Dx, Dy, and Dz... ALL have values of zero, as well. 

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