Attachment 18966

pls show your answers for me to know if im correct

mine is

a. -24/25

b. 7/25

c. 24/7

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- Sep 19th 2010, 12:01 AMaeroflixfind the exact value
Attachment 18966

pls show your answers for me to know if im correct

mine is

a. -24/25

b. 7/25

c. 24/7 - Sep 19th 2010, 12:04 AMProve It
I don't think this is possible, since cosine is negative in the third quadrant and $\displaystyle B$ is in the third quadrant...