展开 (0.714(x^2+1.39x+1274209.9))/(x(x+1.59)(x^2+1.06x+1274212.3))

解答

展开

\frac{0.714 ( x ^{2} + 1.39 x + 1274209.9 )}{x ( x + 1.59 ) ( x ^{2} + 1.06 x + 1274212.3 )}

\frac{0.714 x ^{2} + 0.99246 x + 909785.8686}{x ^{4} + 2.65 x ^{3} + 1274213.9854 x ^{2} + 2025997.557 x}

求解步骤

\frac{0.714 ( x ^{2} + 1.39 x + 1274209.9 )}{x ( x + 1.59 ) ( x ^{2} + 1.06 x + 1274212.3 )}

乘开

x (x + 1.59) (x^{2} + 1.06 x + 1274212.3) : x^{4} + 2.65 x^{3} + 1274213.9854 x^{2} + 2025997.557 x

= \frac{0.714 ( x ^{2} + 1.39 x + 1274209.9 )}{x ^{4} + 2.65 x ^{3} + 1274213.9854 x ^{2} + 2025997.557 x}

乘开

0.714 (x^{2} + 1.39 x + 1274209.9) : 0.714 x^{2} + 0.99246 x + 909785.8686

= \frac{0.714 x ^{2} + 0.99246 x + 909785.8686}{x ^{4} + 2.65 x ^{3} + 1274213.9854 x ^{2} + 2025997.557 x}

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