English, asked by thakurshivam5687, 3 months ago

कॉस 20 डिग्री इनटू कॉस 40 डिग्री इनटू कॉस 60 डिग्री इनटू कॉस 1 डिग्री

Answers

Answered by akshatmaru2006

0

Answer:

-0.9233

Explanation:

cos20 x cos40 x cos60 x cos 1

= cos48000

= -0.9233

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