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Quadrieren
<p> Löse das Gleichungssystem:</p> c1) \( \begin{cases} 2x + 3y - z = 1 \\ 3x - 2y + 4z = -2 \\ x + y + 2z = 3 \end{cases} \) <p> Berechne:</p> c2) \( \left(\frac{2}{5} \cdot \left(\frac{3}{4} + \frac{5}{6}\right) + \frac{4}{9}\right) \) <p> Löse die Gleichung:</p> c3) \( 3x^2 - 2xy + 4y^2 = 7 \) <p> Berechne:</p> c4) \( \left(\sqrt[3]{\frac{8}{27}} + \sqrt{\frac{25}{16}}\right) \) <p> Löse das Gleichungssystem:</p> c5) \( \begin{cases} x - 2y + 3z = 4 \\ 2x + y - z = -1 \\ x + 3y + 2z = 6 \end{cases} \) <p> Berechne:</p> c6) \( \left(\left(\frac{4}{5}\right)^{-2} \cdot \left(\frac{7}{8}\right)^{-1} + \frac{1}{3}\right) \) <p> Löse die Gleichung:</p> c7) \( \left(\sqrt{2x+1} - \sqrt{3x-2} = 2\right) \) <p> Berechne:</p> c8) \( \left(\log_{2} 64 + \log_{\frac{1}{2}} 2 - \log_{3} 9\right) \) <p> Löse das Gleichungssystem:</p> c9) \( \begin{cases} 2x + 3y - 4z = 5 \\ 3x - 2y + z = -4 \\ x + 2y + 4z = 10 \end{cases} \) <p> Berechne:</p> c10) \( \left(\sin\left(\frac{\pi}{4}\right) \cdot \cos\left(\frac{\pi}{6}\right) + \tan\left(\frac{\pi}{3}\right) + \cos\left(\frac{\pi}{4}\right)\right) \)
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