For the given polynomial f(x), determine all zeros of f(x). Show all steps for solving and explain in written words. f(x) = x^6 +3x^5 +x^4 +11x^3 + 24x^2 + 8x + 24
1. A zero of x = I
2. The point (-2,0) is a point on the graph of f(x)
3. f(-3)=0

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