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Mathematics 13 Online
OpenStudy (anonymous):

HELP!!!!! Which of the following is an identity? sinBsecBcotB = 1 sinBsecBcotB = cotB sinBsecBcotB = sin²B/cos²B

OpenStudy (anonymous):

help!

OpenStudy (aravindg):

Can u try to simplify each of the expressions?

OpenStudy (anonymous):

idk how

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