Find the angle between the vectors. (First find an exact expression and then approximate to the nearest degree.) a = ⟨1, −4, 1⟩, b = ⟨0, 5, −5⟩ exact approximate

Find the angle between the vectors. (First find an exact expression and then approximate to the nearest degree.) a = ⟨1, −4, 1⟩, b = ⟨0, 5, −5⟩ exact approximate

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Find the angle between the vectors. (First find an exact expression and then approximate to the nearest degree.)
a = 1 , 4 , 1 , b = 0 , 5 , 5
exact approximate

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