Q4 Consider the following function f(r) = r + 2x* – 1²+ 5x - 7 %3D a.) Find a real root of the function on -2, 2]. b.) Find all roots of the given polynomial.

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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Q4 Consider the following function
f(r) = + 2x - r² + 5x - 7
a.) Find a real root of the function on (-2, 2].
b.) Find all roots of the given polynomial.
1
FI0
Transcribed Image Text:Q4 Consider the following function f(r) = + 2x - r² + 5x - 7 a.) Find a real root of the function on (-2, 2]. b.) Find all roots of the given polynomial. 1 FI0
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