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  • 03-05-2018
  • Mathematics
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simplify radical (1-cos0)(1+cos0)/ cos^2 0

HELP ME PLS!! ASAP

simplify radical 1cos01cos0 cos2 0 HELP ME PLS ASAP class=

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BtsBpExoRR BtsBpExoRR
  • 03-05-2018
that would be tan

(1-cos)(1+cos)=1-cos² which equals to sin²

√sin²/cos²= sin/cos which equals to tan

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