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Algebra 2

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Modul 2: Positive og negative intervaller for polynomier
Matematik
Algebra 2
Grafer for polynomier
Positive og negative intervaller for polynomier
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Positive og negative intervaller for polynomier

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Problem

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 har nulpunkter ved x, equals, minus, 5, x, equals, minus, start fraction, 9, divided by, 4, end fraction, x, equals, 0, x, equals, 2 og x, equals, start fraction, 9, divided by, 2, end fraction.
Hvilket fortegn har f i intervallet 0, is less than, x, is less than, 2, space?
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