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Find A if tan A =cot …

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Find A if tan A =cot (A + 10) With steps
  • 1 answers

Muskan Malik 5 years, 11 months ago

Sol. tanA=cot(A+10) tanA =tan ( 90-(A+10)) A =90-A-10 A+A=80 2A=80 A=40
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