Given:

$$f(x)=x^{2}+1$$

and:

$$g(x)=-x^{2}-1$$

Find all of the tangents that $f$ and $g$ have in common.

Download the solution and discussion HERE.

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Given:

$$f(x)=x^{2}+1$$

and:

$$g(x)=-x^{2}-1$$

Find all of the tangents that $f$ and $g$ have in common.

Download the solution and discussion HERE.