化简 sqrt(x)(sqrt(x)-sqrt(y))+(sqrt(z))

解答

化简

x (x - y) + (z)

x - x y + z

求解步骤

x (x - y) + (z)

使用法则:

(a) = a

(z) = z

= x (x - y) + z

展开

x (x - y) : x - x y

= x - x y + z

e x p an d lo g_{10} (a^{9} b)

s im pl i f y s im p l^{12} (\frac{8 x}{4} - 3)

e x p an d \frac{2}{( 1 + x ^{2} + y ^{2} ) ^{2}}

e x p an d 2 (2 ln (2) + 1)

e x p an d 6 (14 ln (2) - 3)