• 2022-06-16
    设[tex=1.857x1.357]bZ4KhrFbnCaidqbMGQZfww==[/tex]有二阶连续导数,[tex=3.143x1.357]reHDgY4SqtgpoZ3i6KAmrg==[/tex],[tex=12.357x2.643]Od2szmdFoKA9cy0yTot9OZnS2fveZvOBBXEZ4Jfcdi3ozFOjxqiboo1+i7N3jMUbfOIAtsILp0EkMbGXWgFeb0t/o0GJNdQfPHEg6Kwp8AQ=[/tex],求[tex=1.786x1.357]7OQ6MnGIbo1txdlYbmL7wQ==[/tex].