Question
If sec θ + tan θ = x, what is the value of sec θ in
terms of x?Solution
From sec θ + tan θ = x Using sec² θ - tan² θ = 1, we get: sec θ - tan θ = 1/x adding both the above equations 2sec θ = x + 1/x sec θ = (x² + 1)/(2x)
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