Trigonometric Expression Simplification (Jee Ma… | ExamDuo
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Basic Ratios, Identities & Formulas
Medium
Trigonometric Expression Simplification
For any angle θ, the expression
2 cos 8 θ + 1
2 cos θ + 1
is equal to
SELECT ONE OPTION
A
(2 cos θ + 1) (2 cos 2 θ + 1) (2 cos 4θ + 1)
B
(cos θ – 1) (cos 2θ – 1) (cos 4θ – 1)
C
(2 cos θ – 1) (2 cos 2θ – 1) (2 cos 4θ – 1)
D
(2 cos θ + 1) (2 cos 2θ + 1) (cos 4θ + 1)
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