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Derivative of Standard Functions

Find f5 if ...

Question

Find $f (5)$ if $f (x) = x^{2} + 3 x + 2$

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Solution

$f (x) = x^{2} + 3 x + 2 f (5) = 5^{2} + 3 (5) + 2 f (5) = 25 + 15 + 2 = 42$

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Similar questions

f (x) = x^{2} + 5

f (5)

f (0)

f (x) = x^{2} + 3 x + 5

f (x) = \frac{1}{\sqrt{x^{2} + 1}}

f (5)

f (x) = x^{2} + \frac{1}{x^{2}}

, then find the value of

f (5)

^{2}

+ 4x - 1, find the value of f(5).

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