Question # 1

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3-by 2

2-by-3

1-by-3

3-by-1

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6

3

-3

-6

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Square

Row

Column

Rectangular

Transpose of row matrix is called ______ matrix:

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Identity

Row

Square

Column

(AB)^t=

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A^tB^t

B^tA^t

AB

BA

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9

-6

6

-9

If a matrix has m rows and n columns the order of matrix is:

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m-by-m

n-by-n

m-by-n

n-by-m

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ad + cb = 0

ad = -bc

ad = bc

ab = cd

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[2x + y]

[x - 2y]

[2x - y]

[x + 2y]

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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1-by-3

3-by-1

3-by-3

2-by-2

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M

O

-M

I

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-3

-4

3

4

The matrices are denoted by _________ letters of English alphabet:

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Small

Capital

Both a and b

None

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

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