5. *For vectors A = -31-2j and B=-1-4j calculate (a) A + B in unit rectangular notation and (b) its magnitude and direct
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5. *For vectors A = -31-2j and B=-1-4j calculate (a) A + B in unit rectangular notation and (b) its magnitude and direct
5. *For vectors A = -31-2j and B=-1-4j calculate (a) A + B in unit rectangular notation and (b) its magnitude and direction. 6. Find the cross product AXC for A= 21-4j+1k and C = 31 - 2₁ 7. Find the dot product AC for A= 21-4j+1k and C = 3î - 2j 8. Find the magnitude and direction of a force F = (41 - 2))N.
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