prove that : sec 4 0 -sec 2=tan 4 0 + tan 2 0
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Answer:
In order to solve this question, use the identity 1 + tan^2theta = sec^2theta.
Step-by-step explanation:
L. H. S
Sec^2theta(sec^2theta - 1) = sec^2theta * tan^2theta.
R. H. S
Tan^2theta(tan^2theta + 1) = tan^2theta * sec^2theta
Therefore, L. H. S = R
H. S.
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