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OpenStudy (anonymous):
how do you express sin(270+theta) as a function of Theta? I kinda got confused graphing it
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OpenStudy (yttrium):
sin(A+B) = sinAcosB + cosAsinB
OpenStudy (anonymous):
I know what I meant was Graphing it
OpenStudy (anonymous):
-cos(theta) right? or is it cos(theta)
OpenStudy (yttrium):
where?
OpenStudy (anonymous):
Unit circle?
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OpenStudy (yttrium):
I mean what do you mean by your question -cos(theta) ??
OpenStudy (anonymous):
was the right answer -cos(theta)
OpenStudy (yttrium):
But this is how you graph it. :)
OpenStudy (anonymous):
No wonder I got confuse thanks!
OpenStudy (anonymous):
i think you should draw sin(theta), 270 degree , toward the +x axis
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