Pre-Cal

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Find the greatest integral upper bound of the zeros for the following function.

f(x) = 4x^3 - 2x^2 - 12x + 1




Find the real zero(s) to the nearest tenth.

f(x) = 2x^3 + x^2 - 1
[I believe the numbers should be around -1 and 0 and 0 and 1.]

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