Question: 1. If a = (a,, a2, az), b = (b,, b2, b3), and 0 is the angle between vectors a and b, %3D a.

1. If a = (a,, a2, az), b = (b,, b2, b3),

1. If a = (a,, a2, az), b = (b,, b2, b3), and 0 is the angle between vectors a and b, %3D a. then la x b| = %3D (in terms of 0) b. How would you determine if a and b are parallel? C. How would you determine if a and b are perpendicular?

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