Answer :
Step-by-step explanation:
=sin (17*180/3)
=sin (17*60]
=sin (1020)
=sin (1080 - 60)
=sin (-60)
=-sin (60)
=-√3/2
- The answer is √3/2
Step-by-step explanation:
=sin (17*180/3)
=sin (17*60]
=sin (1020)
=sin (1080 - 60)
=sin (-60)
=-sin (60)
=-√3/2