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Question
sec2θ – tan2θ = ?
Options
0
1
2
`sqrt(2)`
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Solution
1
Explanation:
1 + tan2θ = sec2θ
∵ sec2θ – tan2θ = 1
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Activity:
L.H.S. = `square`
= `square (1 - (sin^2θ)/(tan^2θ))`
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