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" 5) "sin200^(@)+cos200^(@)=...

" 5) "sin200^(@)+cos200^(@)=

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The value of sin200^(@)+cos200^(@) is

The value of sin 200^(@) + cos 200^(@) is

The value of sin 200^(@) + cos 200^(@) is.......... A) Negative B) Positive C) Zero D) Zero or positive

Prove that cos 80^(@) cos40^(@)+cos40^(@) cos200^(@) +cos200^(@) cos 80^(@) = -3/4

(sqrt(1-sin^(2)200^(@)))sec200^(@)=

( sqrt(1-cos^(2)200^(@)))cosec 200^(@)=

sin40^(@)-sin200^(@)+sin280^(@)=

sin40^(@)-sin200^(@)+sin280^(@)=

Show that cos 340^(@) cos 40^(@)+sin 200^(@) sin 140^(@) = 1/2 .

The value of sin200^@+cos200^@ is ___