testing header
Math Goodies is a free math help portal for students, teachers, and parents.
Free Math
Newsletter
 
 
Interactive Math Goodies Software

Buy Math Goodies Software
testing left nav
Math Goodies on facebook

Math Goodies Blog
Math Forums @ Math Goodies
Math Forums @ Math Goodies
Home | Profile | Active Topics | Members | Search | FAQ
 All Forums
 Homework Help Forums
 Algebra
 DETERMINANT

Note: You must be registered in order to post a reply.

Screensize:
UserName:
Password:
Format Mode:
Format: BoldItalicizedUnderlineStrikethrough Align LeftCenteredAlign Right Horizontal Rule Insert HyperlinkInsert EmailInsert Image Insert CodeInsert QuoteInsert List Insert Special Characters Insert Smilie
   
Message:
* HTML is OFF
* Forum Code is ON

Math Symbols
Squared [squared] Cubed [cubed] Square Root [sqrt] Cube Root [cbrt] Pi [pi]
Alpha [alpha] Beta [beta] Gamma [gamma] Theta [theta] Angle [angle]
Degrees [degrees] Times [times] Divide [divide] Less Than or Equal To [less-than] Greater Than or Equal To [greater-than]
Plus Minus [plus-minus] Integral [integral] Sum [sum] Sub 1 [sub-1] Sub 2 [sub-2]
Element Of [element-of] Union [union] Intersect [intersect] Subset [subset] Empty Set [empty-set]

  Check here to subscribe to this topic.
 
   

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 sreesuja

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 ]




Multiple posts:

http://mathhelpforum.com/advanced-algebra/200809-determinant.html

http://www.mathisfunforum.com/viewtopic.php?pid=225242

http://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 royhaas

Try 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.

Math Forums @ Math Goodies © 2000-2004 Snitz Communications Go To Top Of Page
This page was generated in 0.03 seconds. Snitz Forums 2000
testing footer
About Us | Contact Us | Advertise with Us | Facebook | Blog | Recommend This Page




Copyright © 1998-2015 Mrs. Glosser's Math Goodies. All Rights Reserved.

A Hotchalk/Glam Partner Site - Last Modified 25 Jan 2015