11th Class FA Mathematics Chapter 3 Online Test With Answers

11th Class FA Mathematics Chapter 3 Online Test

Sr. # Questions Answers Choice
1 Minors and co-factors of the elements in a determinant are equal in magnitude but they may differ in: order position sign symmetry
2 If AB = BA = I, then A and B are: equal to each other multiplicative inverse of each other additive inverse of each other both singular
3 A-1 exists if A is: singular nonsingular symmetric none
4 zero non-singular singular none of these
5 If A is non singular matrix then At is: singular nonsingular symmetric none
6 ab - cd = 0 ac - bd = 0 ad - bc = 1 ad - bc = 0
7 diagonal matrix
8 If A and B are two matrices, then: A B = O AB = BA AB = I AB may not be defined
9 If A is a square matrix, then A - At is:
10 If A is a square matrix, then A + At is:
11 3×2 2×3 2×2 3×3
12 3×1<!--[if gte msEquation 12]><m:oMathPara><m:oMath><m:d><m:dPr><m:begChr m:val="["/><m:endChr m:val="]"/><span style='font-size:16.0pt;mso-ansi-font-size: 16.0pt;mso-bidi-font-size:16.0pt;font-family:"Cambria Math","serif"; mso-ascii-font-family:"Cambria Math";mso-fareast-font-family:"Times New Roman"; mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:"Cambria Math"; mso-bidi-font-family:"Calibri Light";mso-bidi-theme-font:major-latin; color:#202124;background:white;font-style:italic;mso-bidi-font-style:normal'><m:ctrlPr></m:ctrlPr></span></m:dPr><m:e><m:m><m:mPr><m:mcs><m:mc><m:mcPr><m:count m:val="1"/><m:mcJc m:val="center"/></m:mcPr></m:mc></m:mcs><span style='font-size:16.0pt;mso-ansi-font-size:16.0pt;mso-bidi-font-size: 16.0pt;font-family:"Cambria Math","serif";mso-ascii-font-family:"Cambria Math"; mso-fareast-font-family:"Times New Roman";mso-fareast-theme-font:minor-fareast; mso-hansi-font-family:"Cambria Math";mso-bidi-font-family:"Calibri Light"; mso-bidi-theme-font:major-latin;color:#202124;background:white; font-style:italic;mso-bidi-font-style:normal'><m:ctrlPr></m:ctrlPr></span></m:mPr><m:mr><m:e></m:e></m:mr><m:mr><m:e></m:e></m:mr><m:mr><m:e></m:e></m:mr></m:m></m:e></m:d></m:oMath></m:oMathPara><![endif]--><!--[if !msEquation]--><span style="font-size:11.0pt;line-height:150%;font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;; mso-ascii-theme-font:minor-latin;mso-fareast-font-family:SimSun;mso-hansi-theme-font: minor-latin;mso-bidi-font-family:Arial;mso-bidi-theme-font:minor-bidi; mso-ansi-language:EN-US;mso-fareast-language:EN-US;mso-bidi-language:AR-SA"><v:shapetype id="_x0000_t75" coordsize="21600,21600" o:spt="75" o:preferrelative="t" path="m@4@5l@4@11@9@11@9@5xe" filled="f" stroked="f"><v:stroke joinstyle="miter"><v:formulas><v:f eqn="if lineDrawn pixelLineWidth 0"><v:f eqn="sum @0 1 0"><v:f eqn="sum 0 0 @1"><v:f eqn="prod @2 1 2"><v:f eqn="prod @3 21600 pixelWidth"><v:f eqn="prod @3 21600 pixelHeight"><v:f eqn="sum @0 0 1"><v:f eqn="prod @6 1 2"><v:f eqn="prod @7 21600 pixelWidth"><v:f eqn="sum @8 21600 0"><v:f eqn="prod @7 21600 pixelHeight"><v:f eqn="sum @10 21600 0"></v:f></v:f></v:f></v:f></v:f></v:f></v:f></v:f></v:f></v:f></v:f></v:f></v:formulas><v:path o:extrusionok="f" gradientshapeok="t" o:connecttype="rect"><o:lock v:ext="edit" aspectratio="t"></o:lock></v:path></v:stroke></v:shapetype><v:shape id="_x0000_i1025" type="#_x0000_t75" style="width:27.75pt; height:61.5pt"><v:imagedata src="file:///C:\Users\Campus.pk\AppData\Local\Temp\msohtmlclip1\01\clip_image001.png" o:title="" chromakey="white"></v:imagedata></v:shape></span><!--[endif]--> 1×3 3×3 1×1
13 If A is a matrix of order m × n and B is a matrix of order n × p then the order of AB is: p×m p×n n×p m×p
14 If the matrices A & B have the orders 2×3 and 5×2 then order BA is: 3×5 5×2 2×2 none
15 Two matrices X and Y are equal if and only if: X and Y are of same order Their corresponding elements are equal Both a and b None of these
16 A matrix in which each element is 0 is called:
17 singular non-singular rectangular null
18 diagonal matrix
19 None
20 The additive inverse of a matrix A is: A A<sup>-1</sup> - A A<sup>2</sup>
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