babydoll332
Find all solutions in the interval [0, 2π).
sin^2x + sin x = 0



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cwrw238
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factoring
sinx ( sinx + 1) = 0
sinx = 0 or 1

babydoll332
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wouldnt it be pi/3 and pi

artix_17
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x=0

babydoll332
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yes i know o, pi but im not sure if the further one is pi/3

artix_17
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how did you get pi/3

babydoll332
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i useed the identities

cwrw238
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for sin x = 1 x = 270 degrees or 3pi/2

babydoll332
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just kidding i got 3pi/2

artix_17
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LOL

cwrw238
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lol

babydoll332
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i saw it right when i was typing thnks guys ":)

cwrw238
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sin x = 0 for angle x = pi as well

babydoll332
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yes i know thanks <3

babydoll332
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and o ofcourse

cwrw238
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so 3 solution x = 0, pi and 3pi/2

babydoll332
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yes thanks :)

cwrw238
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yw