Question # 1

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Equal

Possible

Not possible

Zero

In decimal system base of system is:

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2

5

8

10

Cramer's rule is used to solve

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System of quadratic equation

System of linear equation

Any system of equation

None

Any matrix "A" is a symmetric matrix if

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A = A

A = A^t

A = -A^t

A = A-I

If A is matrix of order mxn then to get AB, the matrix B must be order of

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m x m

P x P

m x P

n x P

If A is a singular matrix then:

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A = 0

|A| = 0

A ≠ 0

|A| ≠ 0

We cannot find the inverse of a:

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Square matrix

Diagonal matrix

Triangular matrix

Singular matrix

A square matrix A is said to be singular if

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Do AB = BA?

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Never

Yes

May or may not

None of these

A + 0 is equal to:

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0

A

O + A

None of these

Any matrix "A" is a symmetric matrix if:

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A = -A

A = A^t

A = -A^t

A = A^-t

Order of the matrix having m rows and n columns is:

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m + n

m - n

m / n

m x n

If A = [aij], then A+ is :

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[aij]

[bji]

[aji]

[aii]

If Ax = B then x is

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BA^-1

AB

B/A

A^-1 B

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Business Mathematics Icom Part 1 Chapter 5 Online Test MCQs With Answers

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