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JEE Class main Answered

sin^4pi/8+cos4pi/8+sin^4 3pi/8+cos^4 3pi/8+sin^4 5pi/8+cos^4 5pi/8 + sin^4 7pi/8+cos^4 7pi/8
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Asked by chinnagallakumaraswamy03 | 23 Jan, 2024, 09:39: PM
answered-by-expert Expert Answer

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Hence given trigonometric expression becomes

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