0 C. 2 D. -1

(B.)(0,1). (C.)(1,2). (D.)(2,+∞).2.函数$f(x)=\frac{|x|\sin(x-2)}{x(x-1)(x-2)^{2}

(-2,1)-|||-C.(0,1) D. (-infty ,-2) x (1,+infty )

[ -1,1] C. [ -1,0] D.

-1-|||-C. dfrac (1)(2)-|||-D. -2

dfrac (1)(2)pi .-|||-C.π-|||-D. dfrac (5)(4)pi .-|||-0

(A.)(-1,0) (B.)(0,1) (C.)(1,2) (D.)(2,3)【例38】函数$f(x)=\frac{|x|\sin(x-2)}{x(x-

1/2-|||-x C. -1/2-|||-D. -2

1-|||-C. 2-|||-D. 3 !,1

+x+sqrt (2)=0 C. -x-sqrt (2)=0 D.

dfrac (1)(6)-|||-C. dfrac (1)(2) D. dfrac (1)(3)