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Question
If `sqrt(2) sin (60^circ - α) = 1` then α = ?
Options
15°
30°
45°
60°
MCQ
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Solution
15°
Explanation:
`sin (60^circ - α) = 1/sqrt(2) = sin 45^circ`
⇒ 60° – α = 45°
⇒ α = (60° – 45°)
⇒ α = 15°
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