Matrices and Determinants-Adjoint and Evaluation of Inverse of Square Matrix (BITSAT Mathematics): Questions 1 - 2 of 2

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Question number: 1

» Matrices and Determinants » Adjoint and Evaluation of Inverse of Square Matrix

MCQ▾

Question

The inverse of a symmetric matrix is –

Choices

Choice (4) Response

a.

Skew – symmetric

b.

Symmetric

c.

Diagonal matrix

d.

Question does not provide sufficient data or is vague

Question number: 2

» Matrices and Determinants » Adjoint and Evaluation of Inverse of Square Matrix

MCQ▾

Question

If A is square matrix of order n , then adj(adjA) is equal to –

Choices

Choice (4) Response

a.

|A|n2A

b.

|A|n3A

c.

|A|n1A

d.

|A|nA

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