sqrt[3]cosec20 + sec20=?
Leo Pixie , 10 Years ago
Grade 9
Trigonometry> sqrt[3]cosec20 + sec20=?...
3 AnswersArun Kumar
Last Activity: 10 Years ago
Hello Student,
Thanks & Regards
Arun Kumar
Btech, IIT Delhi
Askiitians Faculty
Leo Pixie
Last Activity: 10 Years ago
Really nice methods :)
Suraj
Last Activity: 7 Years ago
=√3/sin20°-1/cos20°=2(√3cos20°-sin20°)/2(sin20° cos20°)=2(1/2(√3cos20°-sin20°))/(1/2) sin40°=4(sin60°cos20°-cos60°sin20°)/sin40°=4(sin(60°-20°)/sin40°=4
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