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In Mathematics / High School | 2014-03-07

Solve the equation:

\[\sin(x - 20^\circ) = \frac{1}{\sqrt{2}}\]

Asked by anonymoust04

Answer (2)

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Answered by GrandNecro | 2024-06-12

The solutions to the equation sin ( x − 2 0 ∘ ) = 2 ​ 1 ​ are x = 6 5 ∘ + 36 0 ∘ k and x = 15 5 ∘ + 36 0 ∘ k , where k is any integer. This accounts for the periodic nature of the sine function. Thus, these expressions reflect all angles for which the original equation holds true.
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Answered by GrandNecro | 2024-10-09