diff --git a/linearApproximation/exercises/LinearApproximations3.tex b/linearApproximation/exercises/LinearApproximations3.tex
index b261b2e0b..467c8213b 100644
--- a/linearApproximation/exercises/LinearApproximations3.tex
+++ b/linearApproximation/exercises/LinearApproximations3.tex
@@ -58,7 +58,7 @@
 \frac{4}{2.8} \approx \answer{4-2.8}.
 \]
 
-This approximation is an \wordChoice{\choice{overestimate}\choice[correct]{underestimate}} because $f(x)$ is concave \wordChoice{\choice[correct]{up}\choice{down}} and the graph of $L$ lies \wordChoice{\choice{above}\choice[correct]{below}} the graph of $f$ near $a=2$.
+This approximation is an \wordChoice{\choice{overestimate}\choice[correct]{underestimate}} because $f(x)$ is concave \wordChoice{\choice[correct]{up}\choice{down}} on the interval $(2, \answer{2.8}). Thus, the graph of $L$ lies \wordChoice{\choice{above}\choice[correct]{below}} the graph of $f$ near $a=2$.
 
 The percent error,PE, in an approximation is given by
 \[
@@ -163,4 +163,4 @@
 \end{multipleChoice}
 
 \end{exercise}
-\end{document}
\ No newline at end of file
+\end{document}