3. Consider the plane 4x-3y+z = 6. (a) Which of the following points lie in the plane? i. (1,4,8) ii. (2,-1,-5) (b) Which of the following vectors lie in the plane?
i. (1,4,8) ii. (2,-1,-5) iii. (3,-7,-6) iii. (3, 0, -2) iv. (0, 1,9) iv. (5,4,-8) v. (−1, −3, 1) v. (3,1,-11)