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![[Post New]](/templates/default/images/icon_minipost_new.gif) 5 Mar 2008 10:37:22 IST
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i = | 1 0 |
| 0 1 |
A = | 0 --tan(A/2) |
| tan(A/2) 0 |
prove that i+A = ( i-A ) x | cos A --sin A |
| sin A cos A |
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simple c |i+A|=sec^2 A/2 |i-A|=sec^2 A/2 and |cosA - sinA| =1 |sin A cosA| n u r dun
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5 Mar 2008 14:34:24 IST
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thanx man :)
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