化简 (-5cd)(-3c^4d)-(7c^2d^2)(2c^3)

解答

化简

(- 5 c d) (- 3 c^{4} d) - (7 c^{2} d^{2}) (2 c^{3})

c^{5} d^{2}

求解步骤

(- 5 c d) (- 3 c^{4} d) - (7 c^{2} d^{2}) (2 c^{3})

(- 5 c d) (- 3 c^{4} d) = 15 c^{5} d^{2}

7 c^{2} d^{2} \cdot 2 c^{3} = 14 c^{5} d^{2}

= 15 c^{5} d^{2} - 14 c^{5} d^{2}

s im pl i f y (81 y^{7})^{\frac{1}{3}}

- 3 (x - 2) + 2 < 2 x - 3 - 3 x

144 a = 0.5

f a c t or 2 m^{2} + 6 m - 8

\frac{12 - x}{- 4} > 9