Problem 764

What are the projection of the point (-2,3,10)on the coordinate planes? On the x y – plane: ( __,__ ,__) On the y z – plane: (__, __ ,__ )…

Problem 653

Find the appropriate angle between the vectors. u = (3, -5, 2), and (-9, 5, 1)   Solution:-   To find the angle we use the identity =