document.write( "Question 918639: I need to find the exact value of sin(-71 pie/6) without using a calculator and I'm not sure what steps to follow? \n" ); document.write( "
Algebra.Com's Answer #557135 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
Add a positive multiple of \"2pi\" so as sum of \"-71pi%2F6+%2B+n%282pi%29%286%2F6%29\" is postive
\n" ); document.write( "\"sin%28-71pi%2F6+%2B+6%282pi%29%29++sin%28-71pi%2F6+%2B+72pi%2F6%29=+sin%28pi%2F6%29\" = 1/2
\n" ); document.write( "
\n" );