因式分解 (9-x)/(3-sqrt(3))

解答

因式分解

\frac{9 - x}{3 - 3}

\frac{- ( 3 + 3 ) ( x - 9 )}{6}

求解步骤

\frac{9 - x}{3 - 3}

\frac{9 - x}{3 - 3}

有理化:

\frac{( 3 + 3 ) ( - x + 9 )}{6}

= \frac{( 3 + 3 ) ( - x + 9 )}{6}

分解

(3 + 3) (9 - x) : - (3 + 3) (x - 9)

= \frac{- ( 3 + 3 ) ( x - 9 )}{6}

f a c t or 0.4 π x - 0.015 π x^{2}

f a c t or h^{2} π r^{2} + 2 π r h

f a c t or c \cdot (n (1 + r)^{n - 1})

f a c t or [r - r cos (θ)]^{2}

f a c t or (2 x + 3 y) + 2