Math, asked by chathelliyadagiri, 2 days ago

cos10° cos50° cos70°=√3÷8 prove this

Answers

Answered by 117Sanaullah

0

Step-by-step explanation:

cos(10)=0.984807753

cos(50)=0.6427876097

cos(70)=0.3420201433

0.984807753×0.6427876097×0.3420201433=0.2165063509

0.2165063509=√3 ÷8

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