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Byju's Answer
Standard X
Mathematics
Standard Values of Trigonometric Ratios
If sin 3 θ=co...
Question
If sin 3 θ = cos(θ - 6
0
) where θ and (θ - 6) are acute angles, the value of θ is
A
90
o
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B
30
o
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C
60
o
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D
24
o
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Solution
The correct option is
D
24
o
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Q.
If sin 3θ = cos (θ − 6°), where (3θ) and (θ − 6°) are both acute angles, then the value of θ is
(a) 18°
(b) 24°
(c) 36°
(d) 30°