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Mathematics 14 Online
OpenStudy (mathisfun13):

use the graph of cosine to find the values of θ for which cosθ=0

OpenStudy (mathisfun13):

OpenStudy (anonymous):

Every pi starting at pi/2

OpenStudy (zzr0ck3r):

where the red lines go over the black line

OpenStudy (mathisfun13):

so the first one

OpenStudy (zzr0ck3r):

the answer to all your questions so far is where the red lines go over the black lines:)

OpenStudy (anonymous):

Yeah

OpenStudy (anonymous):

Medal plz

OpenStudy (mathisfun13):

lol

OpenStudy (zzr0ck3r):

exactly

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