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MATH 1310 Section 4.3
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Roots of Polynomials
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Popper 22: Find all the roots of the following: Question 1: a. 3, 6 b
Popper 22: Find all the roots of the following: Question 1: a. 3, 6 b. 3, 6, 3i, 6i c. 2i, -2i d. 2, -2 Question 2: a. 4 b. 4, i, -i c. -1, 1, 4 d. -4i, 1, 4i
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Popper 22…Question 3: a. p(x) = (x2 + 6x + 9) (x2 + 9) b. p(x) = (x2 – 6x + 9) (x2 + 9) c. p(x) = (x2 + 6x + 9) (x2 – 9) d. p(x) = (x + 3) (x2 + 9)
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The polynomial f(x) = x3 + 3x2 – 13x – 15 has a root at x = 3
The polynomial f(x) = x3 + 3x2 – 13x – 15 has a root at x = 3. Determine the value of all its roots.
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