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prove that https://tex.z-dn.net/?f=tan%5E%7B2%7DA%2Bcot%5E%7B2%7DA%3Dsec%5E%7B2%7DAcosec%5E%7B2%7DA-2%20%20%20

Answers (1)

sin^{2} A / cos ^{2} A + cos ^{2} A / sin ^{2} A 

(sin ^{4} A + cos ^{4} A ) / sin^{2} A cos ^{2} A

[ (sin^{2} A + cos^{2} A )^{2} - 2 cos^{2} A sin^{2} A ] / cos ^{2} A sin^{2} A

[ 1 - 2 cos^{2} A sin^{2} A ] / cos^{2} A sin ^{2} A

1/ cos^{2} A sin ^{2} A - 2 

sec^{2} A cosec^{2} A - 2



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Satyajeet Kumar

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