find the exact value of

therefore: we take the positive one because is in the first quadrant and its positive.

this correct ? much appreciated..

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- March 14th 2009, 04:25 AMjvignacioexact value check
find the exact value of

therefore: we take the positive one because is in the first quadrant and its positive.

this correct ? much appreciated.. - March 14th 2009, 04:41 AMrunning-gag
- March 14th 2009, 04:49 AMjvignacio
- March 14th 2009, 04:58 AMjvignacio
- March 14th 2009, 05:45 AMrunning-gag
You should rather take this one

with - March 14th 2009, 05:48 AMjvignacio
- March 14th 2009, 05:51 AMrunning-gag
Which one among what ?

This one

is useful because you know the value of - March 14th 2009, 06:00 AMjvignacio
- March 14th 2009, 07:55 PMjvignacio
- March 15th 2009, 04:25 AMrunning-gag