Home
Class 12
MATHS
The value of cos(-89^(@))+cos(-87^(@))+c...

The value of `cos(-89^(@))+cos(-87^(@))+cos(-85^(@))+…+cos(85^(@))+cos(87^(@))+cos(89^(@))` is equal to

Promotional Banner

Similar Questions

Explore conceptually related problems

cos25^(@)cos35^(@)cos85^(@) is equal to

cos^(2)5^(@) +cos^(2)10^(@) + cos^(2) 15^(@) +…..+cos^(2) 85^(@) + cos^(2) 90^(@) is equal to

cos 1^(@) + cos2^(@) + cos 3^(@) + ….+cos 180^(@) is equal to

cos 1^(@) + cos2^(@) + cos 3^(@) + ….+cos 180^(@) is equal to

cos 1^(@) + cos2^(@) + cos 3^(@) + ….+cos 180^(@) is equal to

cos 1^(@) + cos2^(@) + cos 3^(@) + ….+cos 180^(@) is equal to

The value of cos 20^(@) cos 40^(@)cos 60^(@) cos 80^(@) is equal to

The value of cos ^(2) 10^(@) cos 50^(@) + cos ^(2) 50^(@) is equal to