### Equation of Higher Order Polynomial: If -2i is a root of 2x^3 + ax*2 + 8x + 12 = 0, find a?

A http://www.door2math.com production. Dr. Pan makes learning math Fun.If -2i is a root of 2x^3 + ax*2 + 8x + 12 = 0, what is the value of a?

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