1+tan^2tetha=?
this is a 10th std question
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1 + tan² theta = sec² theta
This is your answer dear ⬆️
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3
1+tan^2theta= sec^2theta
itz a identities
there are three identities in trigonometry :--
1. sin^2theta+cos^2theta=1
2. 1+tan^2theta= sec^2theta
and the last one is 1+cot^2theta= cosec^2theta
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