Answer Happy

Provide step by step solution with formulas and explanation.
Give details regarding the problem. Source: Fundamentals of Physics
10th edition. NOTE: Do not copy from other expert answer. It will
be reported as plagiarism.
Given vector A(x, y, z) = (3, 4, -4), solve for (i) unit vector Ễ that lies in the xy plane perpendicular to A (ii) unit vector ĉ which is perpendicular to both A and B and (iii) demonstrate that A is perpendicular to the plane defined by B and ĉ.