Question

Question #eb2b6

Answer 1

There are none.

Explanation:

Begin by computing the first derivative:

`(d(sqrt(x^2 +1) -2x))/dx = x/(sqrt(x^2+2)) - 1`

Set that equal to 0:

`x/(sqrt(x^2+2)) - 1 = 0`

`x- sqrt(x^2+2) = 0`

`x= sqrt(x^2+2)`

`x^2 = x^2+2`

`0=2`

There are no local minima / maxima.