## anonymous one year ago how do i solve this problem on a calculator? : sin^2(pi/3) - cos^2(pi/3)

1. UnkleRhaukus

(  sin π/3 ) ^2 - ( cos π/3 ) ^2 =

2. anonymous

you do not need a calulator for this do you know what $$\sin(\frac{\pi}{3})$$ is?