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Cosec(-690)

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Cosec(-690)
  • 3 answers

Hardik Kumar 4 years, 6 months ago

the answer of cosec(-690°) is 2

Suman Sharma 7 years, 2 months ago

Cosec(-720+30) Cosec30° 2

Aman Kumar 7 years, 2 months ago

=> - cosec(690).. = - cosec(630+60)... = sec 60....= 2
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