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April 19, 2014

April 19, 2014

Posted by **TAYLOR** on Thursday, May 17, 2012 at 4:53pm.

- trig -
**Damon**, Thursday, May 17, 2012 at 6:04pmcos T = U dot V / ( |U|* |V| )

= (2-15) / (sqrt 13 + sqrt 26)

= -13 / (sqrt 13 + sqrt 2 sqrt 13)

= -13/ [sqrt 13 (1 + sqrt 2) ]

- trig -
**TAYLOR**, Thursday, May 17, 2012 at 6:10pmwould that be 88 degrees, 45 degrees, 135 degrees, or 92 degrees?

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