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Mathematics 7 Online
OpenStudy (kyhannah):

PLEASE HELP- How do i fully calculate the exact value of cos 17pi/8? I'm so confused on trig identities :(

OpenStudy (anonymous):

that should help you:)

OpenStudy (kyhannah):

oh alright :D thank you so much!!! <3

OpenStudy (kyhannah):

i hope it does

OpenStudy (anonymous):

<3 back LOL:)

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