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1/(cot^2 (x)) - 1/(cos^2 (x))
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1/(cot^2 (x)) - 1/(cos^2 (x))

1/(cot^2 (x)) - 1/(cos^2 (x))-example-1
User Simon Boudrias
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\\ \sf\longmapsto (1)/(cot^2x)-(1)/(cos^2x)


\\ \sf\longmapsto tan^2x-sec^2x


\\ \sf\longmapsto 1

User Logan Guo
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16 votes

Explanation:

1 is your answer its law of trig identises

1/(cot^2 (x)) - 1/(cos^2 (x))-example-1
User LiraNuna
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