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OpenStudy (abby09sj09):
sin(cos^-1(x)) rewrite the expression as an algebraic expression in x. help please! :)
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OpenStudy (3mar):
Are you familiar with trigonometric function?
OpenStudy (abby09sj09):
as in SOHCAHTOA or something else?
OpenStudy (3mar):
what is SOHCAHTOA ?
OpenStudy (abby09sj09):
sin = opp/hyp, cos = adj/hyp, tan = opp/adj
OpenStudy (3mar):
seem this is for easy saving!
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OpenStudy (abby09sj09):
sorry, i don't understand what you're saying
OpenStudy (3mar):
I mean it is for easy remember/restore!
OpenStudy (abby09sj09):
oh, ok. yes!
OpenStudy (3mar):
What do you think about the problem?
OpenStudy (abby09sj09):
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