czahand czahand

10-01-2018
Mathematics

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given sin t = 1/7, tan t < 0, find cos (t) and tan(t)

Respuesta :

diepmai9715 diepmai9715

10-01-2018

Sin^2 + cos^2 =1
COS t= .9897
Since tan=sin/cos < 0 so cos = -.9897
Tan = sin/cos = (1/7)/(-.9897)= -.1443

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