If - 0-2 - then the value of cos - -4 lies in the interval

The correct option is B (1/√(2), 1 ) ∵ 0 lt;θ lt;π #160; 2 ∴ π #160; 4 lt;θ π #160; 4 lt;π #160; 4 #160; Let θ ...

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Trigonometric Equations

If θ∈ 0,π/2...

Question

If $θ \in (0, \frac{π}{2})$ , then the value of $cos (θ - \frac{π}{4})$ lies in the interval

(\frac{1}{2}, 1)

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(\frac{1}{\sqrt{2}}, 1)

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(- \frac{1}{\sqrt{2}}, 1)

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(0, 1)

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