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Mathematics 19 Online
zarkam21 (zarkam21):

Help, please will medal ! =)

OpenStudy (anonymous):

Yes?

zarkam21 (zarkam21):

OpenStudy (anonymous):

http://openstudy.com/study#/updates/4e3c2e3c0b8bfc76a3f65baa This is the exact problem with detailed explanation.

zarkam21 (zarkam21):

So A and C?

OpenStudy (anonymous):

yes

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