4. 求下列数集的上、下确界,并依定义加以验证(3)[tex=1.429x1.0]UBNAEkgtR9xobCQgzjnv9w==[/tex][tex=9.857x1.286]TCunAZX2/YNHa/CaLJ0nf6q/HzWeKAM5+MVSfYMpz2Fa7f++TSpSZaM7zgNz3+Il[/tex]
举一反三
- 求下列数集的上下确界,并依定义加以验证:[tex=13.071x1.286]DPSVwL1M20jQtmhk+eVsuEwu6NEje8LACA3Jl7kWbxcJniGU+3I7gTpWwbKpA6+/[/tex]
- 求下列数集的上下确界,并依定义加以验证:[tex=15.929x2.357]zjXhIdxFDYLxtZatgP1fiRHjru23zQJ0nldO+w81UGZXSCh3EGGESHowSybQKvbtQTfs5KCb+4Z/mnOVb2k9JPH+UjmoldnK88UzMiNQ+p4=[/tex].
- 求下列数集的上下确界,并依定义加以验证:[tex=6.429x1.571]K+AAjHoZsDmeMQ00FyAZ13KTXoFsWmCt0OcYu35JCs5GNJVxCa/WIJzBlc7c0vu0[/tex].
- 4.求下列数集的上、下界,并依定义加以验证:(1)[tex=6.643x1.286]c731mqWko1aAcahH9tMxwWhZCq8V8RdKHFoX6Cfcvu1CsGIyzklahFjBbGCMZEul[/tex];
- 【计算题】5 ×8= 6×4= 7×7= 9×5= 2×3= 9 ×2= 8×9= 7×8= 5×5= 4×3= 5+8= 6 ×6= 3×7= 4×8= 9×3= 1 ×2= 9×9= 6×8= 8×0= 4×7=