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OpenStudy (anonymous):
Which one of the following expressions equals 1? (Points : 3) sin(x) + cos(x) sin2 (x) + cos2 (x) sin2 (x) – cos2 (x) sin(x) – cos(x)
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OpenStudy (anonymous):
Is the second option sin^2(x) + cos^2(x) ?
OpenStudy (anonymous):
so your not sure?
OpenStudy (anonymous):
If it is, then that will be the answer
OpenStudy (anonymous):
lol okay but thank you, u have been a big help :)
OpenStudy (anonymous):
lol
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