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Mathematics 9 Online
OpenStudy (anonymous):

(trig identities)? I'm not understanding how you can get... sin^2a(1-sin^2b) from Sin^2a Sin^2b?

Miracrown (miracrown):

Can you please use latex or the board to write this, so I see the exact form of the expression?

OpenStudy (anonymous):

|dw:1418204348074:dw|

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