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OpenStudy (anonymous):
sin^2 a+tan^2 a+cos^2 a=sec^2 a
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OpenStudy (instagrammodel):
huh??
OpenStudy (ishipdestiel):
do you know what sin tan and cos stands for
OpenStudy (anonymous):
I just have to show that the left side equals the right side
OpenStudy (ishipdestiel):
well you kind of have to know what they mean, what class are you in like geometry, trig, alg. and have you read your lessons if so what all do they talk about
OpenStudy (anonymous):
yes I know what they mean..
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OpenStudy (ishipdestiel):
what is it then
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