Trigonometric Equation Solutions (Jee Mains) | ExamDuo
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Basic Ratios, Identities & Formulas
Medium
Trigonometric Equation Solutions
Number of solutions of
cos2θ + 8 cosθ +
= 0, θ ∈ [–3π, 2π] is:
SELECT ONE OPTION
A
0
B
5
C
3
D
4
Check
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