Question

value of sin (-11π/3)​

Answer 1

we we know that sin minus theta is equal to minus sin theta

so we can write sign -11 pi by 3 is equals to minus sign 11583 so far is equals to 180 so minus sin 11 into 180 upon 3 is equals to minus sin 11 into 60 is equals to minus 660 so 660 is equals to 360 + 60 then minus sin 360 + 30 e is equals to 2 - sin 30 and we know that sin 30 is equals to half so - sin 30 is equals to minus 1 by 2 visa required answer