Math, asked by samiyashaikh673, 23 hours ago

solve by cramer rules x+y=4-z,y+z=1-2x,x+z=y​

Answers

Answered by tabuaminaa
0

Answer:

Correct option is

A

7,−10,4

Δ=

1

2

1

1

2

4

1

3

9

=−3Δ

1

=

1

6

3

1

2

4

1

3

9

=−21Δ

2

=

1

2

1

1

6

3

1

3

9

=30Δ

3

=

1

2

1

1

2

4

1

6

3

=−12x=

Δ

Δ

1

=

−3

−21

=7y=

Δ

Δ

2

=

−3

30

=−10z=

Δ

Δ

3

=

−3

−12

=4

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