Give the location of the vertical asymptote(s) if they exist, and state whether function values will change sign (positive to negative or negative to positive) from one side of the asymptote to the ot

Give the location of the vertical asymptote(s) if they exist, and state whether function values will change sign (positive to negative or negative to positive) from one side of the asymptote to the other.

Y=       -2x

    -----------------------

      x³ + x² - x - 1 

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 Section 3.4 #74 Find the degree, end behavior, x- and y intercepts, zeroes of multiplicity, and a few midinterval points of the function. You do not need to graph the function.

g (x) - x³ - 3x^4 + x³ - 3x²