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If f(x)=2x^2-3x, what is the value of f(5)?
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If f(x)=2x^2-3x, what is the value of f(5)?

User Krishnendu
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1 Answer

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In this example, all you have to do is plug in 5 wherever you see x

For example: f(5) = 2(5)^2 - 3(5)

Work out the equation and you get f(5) = 2(25) - 15, keep going and you are left with f(5) = 50 - 15

Answer f(5) = 35

User Moeb
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