3.已知函数f(x)=x3−3x+2f(x)=x^{3}-3x+2f(x)=x3−3x+2.(1)求曲线y=f(x)y=f(x)y=f(x)在点(2(2(2,fff(2))))处的切线方程;(2)求f(x)f(x)f(x)在区间[−2[-2[−2,0]0]0]上的最值.