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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
 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
 one year ago

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GrazesBest ResponseYou've already chosen the best response.1
Make 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
 one year ago

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

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

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

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

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

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

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