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Katieann16

  • 2 years ago

f(x)=-2x^3-4x^2+3x-8, use the remainder theorem to determain f(-1)

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  1. hartnn
    • 2 years ago
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    to get f(-1), just replace 'x' in f(x) by -1

  2. Need_Help_Correcting!
    • 2 years ago
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    Can on of you guys help me :D

  3. hartnn
    • 2 years ago
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    ok, i think the question states to use remainder theorem, means you need to divide f(x) by x+1, and the remainder would be f(-1)

  4. Katieann16
    • 2 years ago
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    -13?

  5. hartnn
    • 2 years ago
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    yes, thats correct, but make sure you divided f(x) by x+1 to get the remainder as -13

  6. Katieann16
    • 2 years ago
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    thank you (:

  7. hartnn
    • 2 years ago
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    \[ \begin{array}l\color{red}{\text{w}}\color{orange}{\text{e}}\color{#e6e600}{\text{l}}\color{green}{\text{c}}\color{blue}{\text{o}}\color{purple}{\text{m}}\color{purple}{\text{e}}\color{red}{\text{ }}\color{orange}{\text{^}}\color{#e6e600}{\text{_}}\color{green}{\text{^}}\color{blue}{\text{}}\end{array} \]

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