SOLUTION: Find tan a and sec a, given the following: sin a =3/5 and cos a is less than 0
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Question 979965: Find tan a and sec a, given the following: sin a =3/5 and cos a is less than 0
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
\ =\ \frac{3}{5})
\ =\ \frac{9}{25})
\ =\ 1\ -\ \frac{9}{25}\ =\ \frac{16}{25})
\ =\ \frac{16}{25})
\ =\ \pm\sqrt{\frac{16}{25}})
But it is given that \ <\ 0)
, so
\ =\ -\frac{4}{5})
From here, you can find the value of any of the other four functions by use of the following identities:
John
My calculator said it, I believe it, that settles it
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