Practice problem
Give exact values for (cosθ,sinθ)(\cos\theta,\sin\theta)(cosθ,sinθ) for .
(−32 ,−12 )(-\frac{\sqrt3}2\ ,-\frac12\ )(−23 ,−21 )
(−32 ,12 )(-\frac{\sqrt3}2\ ,\frac12\ )(−23 ,21 )
(32 ,−12 )(\frac{\sqrt3}2\ ,-\frac12\ )(23 ,−21 )
(32 ,12 )(\frac{\sqrt3}2\ ,\frac12\ )(23 ,21 )
Type a concept, like “slope” or “photosynthesis”.