Derivatives · Exercise 44

Use the figure to estimate either the function at a given value of $x$ or the derivative at a given value of $x,$ as indicated.

Sketch the function based on the information below:
$f^{{}^{\prime }}\left(x\right)=2x$, $f\left(2\right)=4$

This problem refers to a figure in its source book that isn't reproduced here.

OpenStax, Precalculus 2e · §12.4 Derivatives · Exercise 44