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Precalc Honors 6.1 Homework

Poslední aktualizace 3 months ago

4 questions

2

Otázka 1

1.

Solve the system of equations using Gaussian elimination BY HAND
-3x+y+6z=15
2x+2y-5z=9
4x-5y+12z=47
Write your answer as an ordered triple.

1

Otázka 2

2.

Solve the system of equations.
4x-5y-9z=-25
-6x+y+7z=-21
7x-3y-10z=8

1

Otázka 3

3.

Solve the system of equations
x+3y+4z=8
4x-2y-z=6
8x-18y-19z=-2

1

Otázka 4

4.

Write the augmented matrix for the system of equations
3w+x-2y-3z=11
2w+x-y=14-z
x+y+z=12