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 T O P I C    R E V I E W sreesuja Posted - 07/10/2012 : 01:25:03 USING PROPERTY OF DETERMINANT AND WITHOUT EXPANDING PROVE THAT[1 1+P 1+P+Q ][2 3+2P 1+3P+2Q ] =I[3 6+3P 1+6P+3Q ] 5   L A T E S T    R E P L I E S    (Newest First) Ultraglide Posted - 07/12/2012 : 16:58:00 I assume you mean one not I.Here's a hint: use the most complex row to reduce the determinant to three 2x2 determinants. It will work. Subhotosh Khan Posted - 07/12/2012 : 14:25:57 quote:Originally posted by sreesujaUSING PROPERTY OF DETERMINANT AND WITHOUT EXPANDING PROVE THAT[1 1+P 1+P+Q ][2 3+2P 1+3P+2Q ] =I[3 6+3P 1+6P+3Q ]Multiple posts:http://mathhelpforum.com/advanced-algebra/200809-determinant.htmlhttp://www.mathisfunforum.com/viewtopic.php?pid=225242http://www.freemathhelp.com/forum/threads/76401-Algebra Ultraglide Posted - 07/11/2012 : 15:44:07 Show what you've done so far. sreesuja Posted - 07/11/2012 : 01:04:05 quote:Originally posted by royhaasTry using row and column operations.TRIED BUT NOT GETTING THE ANSWER royhaas Posted - 07/10/2012 : 09:18:43 Try using row and column operations.

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