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Write all angles whose tangent equals one, using an integer n.
Ax = nπ + π/2
Bx = nπ + π/4
Cx = nπ ± π/4
Dx = 2nπ + π/4
Answer & Solution
Correct answer: B. x = nπ + π/4
Tangent has period π, so every solution is the base value π/4 plus a multiple of π.
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