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If sin theta + sin squared …

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If sin theta + sin squared theta + sin cube theta equal to 1 prove that cos power 6 theta + 4 cos power 4 theta + 8 cos square theta equal to 4

    • Posted by Saurabh Pandey 6 years, 10 months ago

    CBSE > Class 10 > Mathematics
    • 2 answers

    Abhi Abhishek 6 years, 10 months ago

    What the hell is this

    0Thank You

    Saurabh Pandey 5 years, 8 months ago

    1 - cos square theta 1 + 1 - cos square theta equal to cos 4 theta 1 - cos square theta + cos 4 theta - 4 cos square theta sin theta 1 + sin squared theta equal to 4 cos square theta equal to 6 4 cos power 4 theta - 4 + y square theta minus 4 cos square theta minus Cos 6 theta + cos power 4 theta equal to cos 4 theta 4 cos 4 theta minus Cos 6 theta minus 8 cos cube theta equal to minus 4 theta theta theta cos theta

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