Mathematics FA Part 1 Online Test With Answers

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Mathematics FA Part 1 Online Test

Sr. # Questions Answers Choice
1 None
2 The additive inverse of a matrix A is: A A<sup>-1</sup> - A A<sup>2</sup>
3 5 -5 -4 4
4 1 -1 -6 6
5 diagonal matrix
6 If A is a matrix of order m × n, then the number of elements in each row of A is: m n m + n m - n
7 [0] is a:
8
9
10
11 A matrix of order m×1 is called: row matrix column matrix identity matrix scalar matrix
12 3×3 3×2 2×1 2×3
13 The order of a matrix is shown by: number of columns + number of rows number of rows × number of columns number of columns - number of rows
14 2 4 6 8
15 If (x - 2, 2) = (3, 2), then: x = 5 x = 2 x = -5 x = 3
16 The identity element in a group is: unique inifinite both a and b not possible
17 Inverse of an element in a group is: infinite finite unique not possible
18 A groupoid (S) is called __________ if it is associative in S: group abelian-group semi-group associative-group
19 The ordered pairs (4, 5) and (5, 4) are: same different both a and b N
20 The disjunction of two statements p and q is denoted by:
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