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 one year ago
what is the sine of 390 in fraction form and how would i find out how to do this on my TI84 graphing calculator?
 one year ago
what is the sine of 390 in fraction form and how would i find out how to do this on my TI84 graphing calculator?

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Grazes
 one year ago
Best ResponseYou've already chosen the best response.1Make sure the mode is set to degrees and not radians. Enter sin(390 to find the decimal form. Then, press math and select >Frac. Press enter and you have your fraction

thestudentinneed
 one year ago
Best ResponseYou've already chosen the best response.0Thank you so much! helped a lot!

Grazes
 one year ago
Best ResponseYou've already chosen the best response.1Tip: Don't depend on your calculator

Grazes
 one year ago
Best ResponseYou've already chosen the best response.1It /will/ screw you over.

thestudentinneed
 one year ago
Best ResponseYou've already chosen the best response.0Yeah i have the basic points of the unit circle memorized but thats not one of them

Grazes
 one year ago
Best ResponseYou've already chosen the best response.1If you can, sketch theta. Remember that sin(k)=y/r, cos(k)=x/r, and tan(k)=y/x

thestudentinneed
 one year ago
Best ResponseYou've already chosen the best response.0Oh okay, haven't tried that

thestudentinneed
 one year ago
Best ResponseYou've already chosen the best response.0just to make sure I'm correct its (cos,sin) for how the ordered pairs on a nit circle are ordered right?
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