diff --git a/documents/Numerik/Klausur3/Aufgabe4.tex b/documents/Numerik/Klausur3/Aufgabe4.tex
index ef2b2e3..d098a24 100644
--- a/documents/Numerik/Klausur3/Aufgabe4.tex
+++ b/documents/Numerik/Klausur3/Aufgabe4.tex
@@ -1,2 +1,5 @@
 \section*{Aufgabe 4}
-TODO
+
+\begin{align*}
+	I = \int_0^1 \frac{1}{1+4x} dx = \int_0^{0.5} \frac{1}{1+4x} dx +\int_{0.5}^{1} \frac{1}{1+4x} dx = \\ (0.5 - 0) * \frac{f(0) + f(0.5)}{2} + (1 - 0.5) * \frac{f(1) + f(0.5)}{2} = \frac{7}{15}
+\end{align*}
diff --git a/documents/Numerik/Klausur3/Klausur3.pdf b/documents/Numerik/Klausur3/Klausur3.pdf
index 6903ff6..e8cbd08 100644
Binary files a/documents/Numerik/Klausur3/Klausur3.pdf and b/documents/Numerik/Klausur3/Klausur3.pdf differ