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OpenStudy (anonymous):
Trig identities (I know you love them) Does sin^2(x) = 1-cos^2(x) or 1-cos(2x)/2
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OpenStudy (anonymous):
1-cos^2(x)
OpenStudy (anonymous):
sin^2(x) +cos^2(x) =1
OpenStudy (anonymous):
thank buddy
OpenStudy (anonymous):
^*thanks
OpenStudy (anonymous):
PS : Nobody likes them ! :) :)
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OpenStudy (anonymous):
haha :D
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