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November 29th, 2015, 12:30 PM   #1
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Calculate determinant

Hello,
When i used green ellipse for calculate determinant, i have difference answer till when i used red ellipse.
Why ?
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November 29th, 2015, 01:41 PM   #2
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I got -73 both ways. Check your arithmetic or give details.
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November 29th, 2015, 01:44 PM   #3
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Quote:
Originally Posted by mathman View Post
I got -73 both ways. Check your arithmetic or give details.
Yes, I'm sorry, i have make a mistake in arithmetic.
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