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OpenStudy (jaydelv):
Sin, cos, and tan problems!
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OpenStudy (jaydelv):
Simplify
imqwerty (imqwerty):
Sin^theta + cos^2theta =1
imqwerty (imqwerty):
This might be helpful^
OpenStudy (jaydelv):
So the answer is 1?
imqwerty (imqwerty):
Sin^2theta + cos^2theta =1 Cos^2theta = 1-sin^2theta Try putting this value of 1-sin^2theta in the equation
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OpenStudy (jaydelv):
I'm not sure I know how to do that
OpenStudy (triciaal):
1-sin^2 = cos^2
OpenStudy (triciaal):
rt of cos^2 = cos sin/cos = tan
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