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Mathematics 21 Online
OpenStudy (anonymous):

what are 5 x values for which the cosine function equals 0

OpenStudy (anonymous):

hey..well make a graph and figure it out

OpenStudy (anonymous):

i will give you a hint. the first two values are 90 and 270 deg

OpenStudy (anonymous):

^LOL

OpenStudy (anonymous):

you should say where cos(x) graph intercepts the y axis..your statement is kinda misleading

OpenStudy (anonymous):

you two are confusing me

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