Mathematics 9th Class English Medium Online Test With Answers

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Mathematics 9th Class English Medium Online Test

Sr. # Questions Answers Choice
1 Negative of is:
2 Transpose of A is denoted by: -A A A<sup>t</sup> (A<sup>t</sup>)<sup>t</sup>
3 is an example of _____ matrix: Square Row Column Rectangular
4 A matrix is called ______ matrix, if its number of rows is equal to its number of columns: Rectangular Row Column Square
5 is called _______ matrix: Square Row Column Rectangular
6 A matrix is called column matrix if it has only one: Column Row Diagonal None
7 The matrix M = [2 -1 7] is called: Row matrix Column matrix Diagonal matrix Zero matrix
8 A matrix is called a row matrix if it has only one _________: Column Row Diagonal None
9 If , than values of a and b are: a = -4, b = 7 a = 7, b = -4 a = 1, b = 3 Cannot be determine
10 If then which of the following statement is true: P = Q <p class="MsoNormal"><span style="font-size: 12pt; line-height: 107%;">P</span><span style="font-size: 4.5pt; line-height: 107%; font-family: Arial, &quot;sans-serif&quot;; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;"></span><span style="font-size: 12pt; line-height: 107%;">≠ Q</span><span style="font-size:12.0pt;mso-bidi-font-size:28.0pt; line-height:107%;mso-fareast-font-family:&quot;Times New Roman&quot;;mso-fareast-theme-font: minor-fareast"><o:p></o:p></span></p> P &lt; Q P &gt; Q
11 Let A and B be two matrices. Then A is said to be equal to B, and denoted by A = B if and only if: Order of A = Order of B Corresponding entries are equal Either a or b Bot a and b
12 Order of transpose of is: 3-by-2 2-by-3 1-by-3 3-by-1
13 Which is order of square matrix: 2-by-2 1-by-2 2-by-1 3-by-2
14 Order of matrix P = [3 2 5] is: 3-by-3 3-by-1 1-by-3 1-by-1
15 If a matrix has m rows and n columns the order of matrix is: m-by-m n-by-n m-by-n n-by-m
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