Solving Polynomial Equations

Flashcard
•
Mathematics
•
11th - 12th Grade
•
Hard

Anonymous Anonymous
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9 questions
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1.
FLASHCARD QUESTION
Front
When a polynomial equation has the factors (x+3)(x+3)(x-2), what is the multiplicity of x = -3?
Back
2
2.
FLASHCARD QUESTION
Front
When a polynomial has a repeated root, if the root is repeated an odd amount of times (ex. 1,3,5,...) then the graph
Back
crosses the x-axis, goes through the x-axis
3.
FLASHCARD QUESTION
Front
Solve the following equation: x4 + 4x3 + 3x2 = 0
Back
x = 0, x = -3, x = -1
4.
FLASHCARD QUESTION
Front
Which of the following is a COMPLETE list of all possible Rational Zeros?
f(x) = x3 + 2x2 - 6x + 8
Back
±1, ±2, ±4, ±8
5.
FLASHCARD QUESTION
Front
List all possible Rational Zeros for f(x) = 2x3 + 5x2 - 9x + 5
Back
±1, ±5, ±1/2, ±5/2
6.
FLASHCARD QUESTION
Front
Which zero works for the polynomial f(x) = x3 + 2x2 - 11x - 12? Options: -3, -4, 1, 6
Back
-4
7.
FLASHCARD QUESTION
Front
Solve by using Rational Root Theorem: x3 - 7x - 6 = 0
Back
-1, -2, 3
8.
FLASHCARD QUESTION
Front
Polynomial function with zeros 1, -6, 4 and leading coefficient of 1.
Back
x3+x2-26x+24
9.
FLASHCARD QUESTION
Front
Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros: 1, 2 − √—3.
Back
x³-5x²+5x-1
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