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Mathematics 15 Online
OpenStudy (juan1857):

For the function f(x)=sin(x) find the x intercepts.

OpenStudy (evoker):

x intercepts are where f(x) or in otherword y=0 so basically where the sin(x)=0

OpenStudy (juan1857):

Sorry I am still lost

OpenStudy (evoker):

well for what values does the sin equal 0.

OpenStudy (juan1857):

0?

OpenStudy (evoker):

That is one answer, but where else

OpenStudy (evoker):

The sin is 0 also at pi

OpenStudy (juan1857):

oh yeah

OpenStudy (evoker):

if fact it is 0 at all integer multiples of pi

OpenStudy (evoker):

so usually they express this as n*pi where n is an integer

OpenStudy (juan1857):

can you explain that last comment

OpenStudy (juan1857):

about the multiples

OpenStudy (evoker):

well 2pi is the same thing as 0

OpenStudy (evoker):

3pi is the same thing as pi and so forth

OpenStudy (legomyego180):

and 4 pi is the same thing as 2pi

OpenStudy (evoker):

exactly

OpenStudy (juan1857):

ohh ok Thank You

OpenStudy (legomyego180):

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