Question: please answer all the points i really beed help ** Use exact answers unless otherwise stated.* * 1. Given vectors a =-2i + j +4k

please answer all the points i really beed help

** Use exact answers unless otherwise stated.* * 1. Given vectors a =-2i + j +4k and b=4i - j +3k , state the following. [11 K] a. 2a-3b b. ab : c. vector projection of a onto the z-axis f. two unit vectors collinear with b g. draw vector b in the 3D space provided d. the cross product of a x b e. vector projection of a onto to b
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