i) What is the degree of f ? ii) Determine the zeros of f and their multiplicities. Also, determine whether the graph of f crosses or touches the x-axis at each zero. iii) Determine its y-intercept. iv) Determine the end behavior of f. v) Sketch the graph of the polynomial function.Make sure your graph shows all intercepts and exhibits the proper end behaviour.

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter4: Complex Numbers
Section4.2: Complex Solutions Of Equations
Problem 7ECP: Find the cubic polynomial function f with real coefficients that has 1 and 2+i as zeros, and f2=2.
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i) What is the degree of f ?
ii) Determine the zeros of f and their multiplicities. Also, determine whether the graph of f crosses or touches the x-axis at each zero.
iii) Determine its y-intercept.
iv) Determine the end behavior of f.
v) Sketch the graph of the polynomial function.Make sure your graph shows all intercepts and exhibits the proper end behaviour.

Given a polynomial function f(x)= (x – 1)°(x + 2)(x– 3).
Transcribed Image Text:Given a polynomial function f(x)= (x – 1)°(x + 2)(x– 3).
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