erweitern (9(2pi-1))/4

Lösung

erweitern

\frac{9 ( 2 π - 1 )}{4}

\frac{9 π}{2} - \frac{9}{4}

Dezimale

11.88716 \dots

Schritte zur Lösung

\frac{9 ( 2 π - 1 )}{4}

Multipliziere aus

9 (2 π - 1) : 18 π - 9

= \frac{18 π - 9}{4}

Wende Bruchregel an:

\frac{a \pm b}{c} = \frac{a}{c} \pm \frac{b}{c}

\frac{18 π - 9}{4} = \frac{18 π}{4} - \frac{9}{4}

= \frac{18 π}{4} - \frac{9}{4}

Streiche

\frac{18 π}{4} : \frac{9 π}{2}

= \frac{9 π}{2} - \frac{9}{4}

e x p an d ln (x + 1) \cdot (x - 1)

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e x p an d \frac{( 5 - 3 ) ( 5 + 2 3 )}{2}

e x p an d (1 - c e^{3 x})^{2}

e x p an d (12 c^{2} d^{3} e - 11 f g^{2}) (12 c^{2} d^{3} e + 11 f g^{2})