vereinfachen (9^2)/(9^2-4)-1/(9-2)

Lösung

vereinfachen

\frac{9 ^{2}}{9 ^{2} - 4} - \frac{1}{9 - 2}

\frac{10}{11}

Dezimale

0.90909 \dots

Schritte zur Lösung

\frac{9 ^{2}}{9 ^{2} - 4} - \frac{1}{9 - 2}

\frac{9 ^{2}}{9 ^{2} - 4} = \frac{81}{77}

\frac{1}{9 - 2} = \frac{1}{7}

= \frac{81}{77} - \frac{1}{7}

\frac{81}{77} - \frac{1}{7} = \frac{10}{11}

= \frac{10}{11}

(100 - 21) (100 + 21)

f a c t or 3 x^{4} + 6 x^{3} + 6 x^{2} + 6 x + 3

\frac{7}{8} x \geq 8

12 x - 4 > 7 x + 11

19 j^{2} + 31 j = 0