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sin 70^(@)cos 10^(@) - cos 70^(@) sin...

sin `70^(@)cos 10^(@) - cos 70^(@) sin 10^(@) = ` _________

Text Solution

Verified by Experts

The correct Answer is:
`(sqrt3)/(2)`
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sin50^(@)-sin70^(@)+sin10^(@)=?

cos 10^(@) cos 30^(@) cos 50^(@) cos 70^(@) =(3)/(16)

sin50 ^ (@) - sin70 ^ (@) + sin10 ^ (@) = 0