Practice problem
Give exact values for (cosθ,sinθ)(\cos\theta,\sin\theta)(cosθ,sinθ) for .
(−22 ,−22 )(-\frac{\sqrt2}2\ ,-\frac{\sqrt2}2\ )(−22 ,−22 )
(−22 ,22 )(-\frac{\sqrt2}2\ ,\frac{\sqrt2}2\ )(−22 ,22 )
(22 ,−22 )(\frac{\sqrt2}2\ ,-\frac{\sqrt2}2\ )(22 ,−22 )
(22 ,22 )(\frac{\sqrt2}2\ ,\frac{\sqrt2}2\ )(22 ,22 )
Type a concept, like “slope” or “photosynthesis”.