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Grade: 12th pass
        Sec square(tan inverse 2) +cosec square(tan inverse 3) =
2 years ago

Answers : (1)

Aryan Prajapati
21 Points
							Sec square(tan inverse 2) +cosec square(tan inverse 3)= 1+( tan (tan inverse 3))^2 + 1+ cot square(tan inverse 3) = 1+( tan (tan inverse 3))^2 + 1+ cot square( cot inverse 1/3)= 1+ 2*2 + 1 +(1/3)*(1/3)= 55/9
						
2 years ago
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