Mathematics
10 Online
OpenStudy (anonymous):
what is the right endpoint for y=2sin(x-pi/4)
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OpenStudy (anonymous):
@myininaya
can you help me with this?
OpenStudy (anonymous):
@robtobey i need help with this
OpenStudy (anonymous):
@kc_kennylau can you help with this
OpenStudy (anonymous):
@wolfe8 can you help with this?
OpenStudy (anonymous):
i have the amp,per, and le now i just need the re @kc_kennylau
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OpenStudy (kc_kennylau):
what's the le
OpenStudy (anonymous):
left endpoint @kc_kennylau
OpenStudy (kc_kennylau):
i mean the value @shanmv98
OpenStudy (anonymous):
oh pi/4 @kc_kennylau
OpenStudy (kc_kennylau):
And what's its period?
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OpenStudy (kc_kennylau):
Add the left endpoint and the period together, and you'll get the right endpoint.
OpenStudy (anonymous):
so is it 3pi/4 @kc_kennylau
OpenStudy (kc_kennylau):
nope, what's its period?
OpenStudy (anonymous):
the period is 2pi @kc_kennylau
OpenStudy (kc_kennylau):
how did you calculate 2pi?
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OpenStudy (anonymous):
i just knew that the period is usually 2pi @kc_kennylau
OpenStudy (kc_kennylau):
oh yep it's 2pi, then add pi/4 with 2pi what do you get?
OpenStudy (anonymous):
i dont know how to do it @kc_kennylau
OpenStudy (kc_kennylau):
\[\frac\pi4+2\pi=?\]
OpenStudy (kc_kennylau):
C'mon this is just basic stuff
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OpenStudy (anonymous):
9pi/4 @kc_kennylau
OpenStudy (kc_kennylau):
exactly :D