Math, asked by nausheenshaikh4124, 2 months ago

prove that 4 cosx cos( x +pi/3) cos (x-pi/3)=cos 3x

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Answered by 219235

0

Step-by-step explanation:

सॉरी आई डोंट वांट आंसर प्लीज प्राय इन इंग्लिश

Answered by sdhvanizota

0

Answer:

= RHS

= THUS PROVED

Step-by-step explanation:

Please mark me as a brainlist

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