Ex 3.2, 7 - Find value of cosec (-1410) - Chapter 3 Class 11 - Ex 3.2

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E 3.2, 7 Find the value of the trigonometric function cosec ( 1410 ) cosec ( 1410 ) = cosec (1410 ) = cosec (1410 /180) = cosec (47 /6) = cosec (75/6 ) = cosec (8 1/6 ) = cosec ( 1/6 ) = cosec ( 1/6 180 ) = cosec ( 30 ) = ( cosec 30 ) = cosec 30 = 1/sin 30 = 1/(( 1/2 ) ) = 2/1 = 2

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