• 2022-07-23
    试问 [tex=0.857x0.786]00XOmaSX+QqYCvhfs2sGSg==[/tex] 为何值时,函数[tex=9.643x2.357]hByhpI0ahuFJqRouZg23vjrVBzrm3NgSTnVMLiyy/IydDIBZNEAUpWcEJNeFquQJ[/tex]在 [tex=2.714x2.143]THQtLcdk6jvHzqRS28tvGamNTNum9qdbCluPGn066Ss=[/tex] 处取得极值? 它是极小值还是极大值?并求此极值.