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# Calculus 3, HW2 course right now.Here is the first question:Let a = -5i+2j+7k and b = 6i-3j+8k.

I need help with Math 215: Calculus 3, HW2 course right now.Here is the first question: 1.Let a = -5i+2j+7k and b = 6i-3j+8k. Suppose a particle A is moving

in the same direction as a at speed 1 and a particle B is moving along

b; also at speed 1. Which particle is climbing upwards in the z-direction

faster? If you find Okay with the work, I can upload all the questions?