EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 9 - Matrices and Determinants>KCET (UG) 2021>Q 22

EASY

KCET (UG)

IMPORTANT

Earn 100

Let $M$ be $2 \times 2$ symmetric matrix with integer entries, then $M$ is invertible if

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Important Questions on Matrices and Determinants

EASY

KCET (UG)

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 9 - Matrices and Determinants>KCET (UG) 2021>Q 23

If

A

and

B

are invertible matrices then which of the following is not correct?

EASY

KCET (UG)

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 9 - Matrices and Determinants>KCET (UG) 2018>Q 24

If

[\begin{array}{l} 1 & 1 \\ - 1 & 1 \end{array}] [\begin{array}{l} x \\ y \end{array}] = [\begin{array}{l} 2 \\ 4 \end{array}]

, then the value of

x

and

y

respectively, are