# Critical Points and Maximum and Minimum Values

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Please see the attached file for the fully formatted problem.

Find the critical points and use your test of choice to give local maximum and minimum values. Give those values.

f(x) = x^2 /sqrt(x^2 + 4)

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#### Solution Preview

write f(x) =x^2 * (x^2+4)^-1/2

note: "^" means to the power of

take the first derivative:

f' = 2x* (x^2+4)^-1/2 -1/2 x^2 * (x^2+4)^-3/2*2x

= 2x* ...

#### Solution Summary

For a given fonction, critical points and maximum and minimum values are found.

$2.49