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Algebra 2

Course: Algebra 2 > Unit 5

Lesson 2: Positive and negative intervals of polynomials

Positive and negative intervals of polynomials
Positive & negative intervals of polynomials
Multiplicity of zeros of polynomials
Zeros of polynomials (multiplicity)
Zeros of polynomials (multiplicity)
Zeros of polynomials & their graphs
Positive & negative intervals of polynomials

Positive & negative intervals of polynomials

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f, left parenthesis, x, right parenthesis, equals, x, left parenthesis, 4, x, plus, 9, right parenthesis, left parenthesis, x, minus, 2, right parenthesis, left parenthesis, 2, x, minus, 9, right parenthesis, left parenthesis, x, plus, 5, right parenthesis has zeros at x, equals, minus, 5, x, equals, minus, start fraction, 9, divided by, 4, end fraction, x, equals, 0, x, equals, 2, and x, equals, start fraction, 9, divided by, 2, end fraction.

What is the sign of f on the interval 0, is less than, x, is less than, 2, space?

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Algebra 2

Course: Algebra 2 > Unit 5

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