Question

The values of ( cos1° cos2° cos3° . . . . . . . . . . cos180° ) is

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Answer 1

Given : cos 1° cos 2° cos 3°.....cos 180°

= > cos 1° cos 2° cos 3°........cos 90°.......cos 180°

We know that cos 90 = 0.

= > cos 1° cos 2° cos 3° ....... 0 ...... cos 180°

= > cos 1° * cos 2° * cos 3° * 0 * cos 180°

Anything multiplied with 0 is 0.

= > 0.

Hope this helps!

Answer 2

Hey!!



Refer to the attachment above for your solution




Hope it will helps you!!!