Find the value of for which is defined, .

MATHEMATICS · Subjective · A Level · Mathematics · Trigonometry · Trigonometry

Problem

Find the value of xx for which f(x)=sin⁡x−cos⁡xf(x) = \sqrt{\sin x - \cos x} is defined, x∈[0,2π]x \in [0, 2\pi] .

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