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OpenStudy (kobeni-chan):
Find the exact value of sin(arctan(2)). Explain how to solve please?? :/
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OpenStudy (triciaal):
first find arctan(2) now find the sin of that angle
OpenStudy (kobeni-chan):
The way my class explained it, I think 2=y and x = arctan(2). Then I use the unit circle..? To find what x value matches up with the y value of 2?
OpenStudy (triciaal):
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