erweitern (x-0.1)(x-0.3)(x-0.5)(x-0,8)

Lösung

erweitern

(x - 0.1) (x - 0.3) (x - 0.5) (x - 0, 8)

x^{3} x - 0 \cdot x^{3}, 8 - 0.9 x^{2} x + 0 \cdot 0.9 x^{2}, 8 + 0.23 xx - 0 \cdot 0.23 x, 8 - 0.015 x + 0 \cdot 0.015, 8

Schritte zur Lösung

(x - 0.1) (x - 0.3) (x - 0.5) (x - 0, 8)

= (x - 0.1) (x - 0.3) (x - 0.5) (x - 0 \cdot 8,)

Multipliziere aus

(x - 0.1) (x - 0.3) : x^{2} - 0.4 x + 0.03

= (x^{2} - 0.4 x + 0.03) (x - 0.5) (x - 0, 8)

Multipliziere aus

(x^{2} - 0.4 x + 0.03) (x - 0.5) : x^{3} - 0.9 x^{2} + 0.23 x - 0.015

= (x^{3} - 0.9 x^{2} + 0.23 x - 0.015) (x - 0, 8)

Multipliziere aus

(x^{3} - 0.9 x^{2} + 0.23 x - 0.015) (x - 0, 8) : x^{3} x - 0 \cdot x^{3}, 8 - 0.9 x^{2} x + 0 \cdot 0.9 x^{2}, 8 + 0.23 xx - 0 \cdot 0.23 x, 8 - 0.015 x + 0 \cdot 0.015, 8

= x^{3} x - 0 \cdot x^{3}, 8 - 0.9 x^{2} x + 0 \cdot 0.9 x^{2}, 8 + 0.23 xx - 0 \cdot 0.23 x, 8 - 0.015 x + 0 \cdot 0.015, 8

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

e x p an d U ((1 + a^{2}) (y^{2} - x^{2}))

e x p an d e^{\frac{x ^{2}}{2}} (x^{2} - 9)

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

e x p an d sec (x) (1 + tan (x))