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Mathematics 15 Online
OpenStudy (anonymous):

CALCULUS!!! Use a right triangle to evaluate the expression: Sin(arctan(3/4))......

OpenStudy (anonymous):

3/5

OpenStudy (anonymous):

could you walk me through how you got that please

OpenStudy (anonymous):

i dunno if thats right...

OpenStudy (anonymous):

it is. i have an answere sheet. i just dont know how to do it

OpenStudy (anonymous):

id use the unit cirlce. its asking for 'sin' of arctan3/4

OpenStudy (anonymous):

yeah... i dont understand the idea of putting the arctan inside of the sin

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