precalc(help!!)

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I have been trying to figure this out for hours and I still cant figure it out! Please help me..

The question says to find the value of theta when sin(theta)=0

the answers include equations like
pi/2 +2piK
0=2piK
pi/2+pik
pik

  • precalc(help!!) -

    theta = 0 or pi, or any integral multiple of pi

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