Solve 3x+ 5y-7z=13, 4x + y - 12z = 6, 2x+9y-3z=20 using matrix determinants
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To solve :
3x+5y-7z=13
4x+y-12z=6
2x+9y-3z=20 Using determinant
solution:
The matrixes from the given equations
AX=B
where,
AX=B
To find ;
∴
now,
Answer: ∴
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