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CBSE Class 12-science Answered

Syntax error from line 1 column 49 to line 1 column 73. Unexpected '<mstyle '.
Asked by vatsala srivastava srivastava | 16 Jun, 2014, 08:28: PM
answered-by-expert Expert Answer
G i v e n space t h a t space A equals open square brackets table row alpha beta row gamma cell minus alpha end cell end table close square brackets space a n d space A squared equals I comma left parenthesis b right parenthesis N o w space c o n s i d e r space t h e space p r o d u c t space A squared open square brackets table row alpha beta row gamma cell minus alpha end cell end table close square brackets cross times open square brackets table row alpha beta row gamma cell minus alpha end cell end table close square brackets equals open square brackets table row 1 0 row 0 1 end table close square brackets rightwards double arrow open square brackets table row cell alpha squared plus beta gamma end cell 0 row 0 cell alpha squared plus beta gamma end cell end table close square brackets equals open square brackets table row 1 0 row 0 1 end table close square brackets rightwards double arrow alpha squared plus beta gamma equals 1 rightwards double arrow 1 minus alpha squared minus beta gamma equals 0
Answered by Vimala Ramamurthy | 17 Jun, 2014, 09:58: AM

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CBSE 12-science - Maths
Example 17 Solve the following system of equations by matrix method. 3x-2y+3z =8 2x+y-z=1 4x-3y+2z = 4
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CBSE 12-science - Maths
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CBSE 12-science - Maths
quikly
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CBSE 12-science - Maths
value of X if [xy+2z-3]+[y 4 5]=[4 9 12]
Asked by ronitrawat267 | 30 Sep, 2020, 09:16: AM
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CBSE 12-science - Maths
Let  f (x) = x2  – 5 x + 6  and  A =            1 1 0 2 1 3 2 0 1  , then  f (A) is equal to : (A)                   5 4 4 1 1 10 1 1 3 (B)                   5 4 3 1 1 10 1 1 3 (C)                  5 4 3 0 1 10 0 1 3 (D)      
Asked by vikaskumawat037 | 09 Sep, 2020, 09:58: PM
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CBSE 12-science - Maths
[a-b. 2a+c]=[-1 5].  [2a-b. 3c+2]=[0 13]. Find the a b c and d
Asked by madankumar47 | 02 Jun, 2020, 12:49: PM
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CBSE 12-science - Maths
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