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Systems of linear equations can be solved using the inverse of a:
AMatrix
BVector
CScalar
DSegment
Answer & Solution
Correct answer: A. Matrix
1. The equations are written in matrix form first.
2. Multiplying by an inverse isolates the unknowns.
3. So the inverse of a matrix solves the system.
_Source: NCERT Class 12 Mathematics Part I, Chapter 4, Determinants._
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