English, asked by Anonymous, 8 months ago

prσvє thαt :
cos20° cos40° cos60° cos80° = 1/16 .

wíth cσmplєtє ѕσlutíσn​

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Answered by Anonymous
1

Bakre isse report kar diyo tere kaam ka nhi h kise aur ko dikha rha tha

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