Question # 1

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1

-5

-1

none

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scalar matrix

diagonalmatrix

lower triangularmatrix

upper triangularmatrix

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25

20

40

2a + 2b + 2c

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zero

non-singular

singular

none of these

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3×1

1×3

3×3

1×1

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40

-40

26

-26

If each element in any row or each element in any column of a square matrix is zero, then value of the determinant is:

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0

1

-1

none of these

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scalarmatrix

diagonalmatrix

lower triangularmatrix

uppertriangularmatrix

If A is a square matrix, then A - A^t is:

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3

-3

1/3

-1/3

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5

14

20

6

If A = [a_ij], B = [b_ij] and AB = 0 then:

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A = 0

B = 0

either A = 0 or B = 0

A & B not necessarily zero

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diagonal matrix

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Mathematics Fsc Part 1 Chapter 3 Online Test MCQs With Answers

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