Question # 1

Transpose of row matrix is called ______ matrix:

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Identity

Row

Square

Column

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a = -4, b = 7

a = 7, b = -4

a = 1, b = 3

Cannot be determine

Which is order of square matrix

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2-by-2

-by-2

2-by-1

3-by-2

The matrices are denoted by _________ letters of English alphabet:

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Small

Capital

Both a and b

None

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6

3

-3

-6

General form of linear equation in two variables is:

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ax + by -m = 0

ax + by = m

ax + m = by

None of these

Inverse of identity matrix is _______ matrix:

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A

O

A^-1

Identity

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P = Q

P≠ Q

P < Q

P > Q

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3-by 2

2-by-3

1-by-3

3-by-1

(AB)^t=

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A^tB^t

B^tA^t

AB

BA

Which is order of square matrix:

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2-by-2

1-by-2

2-by-1

3-by-2

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If A, B and C are comfortable for multiplication then A(BC) =

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AB

A(CB)

(AB)C

None

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Square

Row

Column

Rectangular

M^-1=

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-M

AdjM

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Mathematics 9th Class English Medium Unit 1 Online Test MCQs With Answers

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