1) Find all the zeros of f(x) = x4 - 2 2x - 31x + 32x + 240. Find all the real zeros of the...
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1) Find all the zeros of f(x) = x 4 - 2x 3 - 31x 2 + 32x + 240.
Transcript of 1) Find all the zeros of f(x) = x4 - 2 2x - 31x + 32x + 240. Find all the real zeros of the...
5) Write the standard form of the equation of the parabola that has a vertex at (-4, -1) and passes through the point (-2, 4).
12) Find all the real zeros of the polynomial f(x) = x4 – x3 – 20x2 and determine the multiplicity of each.
14) Sketch a graph of the polynomial function that is a third-degree polynomial with three real zeros and a positive leading coefficient.
16) Using the factor (x + 3), find the remaining factor(s) of f(x) =3x3 + 2x2 – 19x + 6 and write the polynomial in fully factored form.
17) Use Decartes’ Rule of Signs to determine the number of possible positive and negative real zeros of f(x) = -2x4 + 13x3 – 21x2 + 2x + 8