sd rHAN rC cCre ruQr rAp nQP rAp uqp coN $4 MUC TIEU * gi6t d6m chinh x6c = Hi6u duqc kh6i niQm t4p hqp vd kh6i niQm hai tpp hqp bing s6 phin tu ctra m6t tflp hqp hiru han Hieu dugc mQt tap hap c6 th6 c6 mQt phin tu, c6 nhi6u phAn tu, c6 th6 c6 v6 s6 phAn tu, c[ng c6 th6 khong co phAn m ndo HOAT OOTUC KHdl DONC ffi## Thr,rc hiQn *) lin lwqt c6c hoqt dQng sau Cho cdc$Q hqp: A: {5}, B: {*; y}; C : {l;2;3; ; 100}; N: {0; l;2;3; } Hdy cho biet m6i tflp hqp tr6n c6 bao nhi6u phAn tu tu} Cho c6ctQphqp: D : {10}; E: {bft; thu6c}; H : {* e N I x< 10} Hdy chi s6 phAn tu cira circ tQp hqp tr6n *1 Tim s6 tu nhi6n x mir x + 5:2 HOAT T}6NG HiIUH IHANH ffiTN THUC t Dgc ki nQi dung sau - Tpp hqp khdng c6 phAn ffi nio gei ld tflp hqp rdng Tap hqp r6ng dusc ki hiQu ld: O Vi du: Tflp hqp - cdc s6 t.u nhiOn x md x * : 2litt$phqp r6ng MOt tap hqp c6 th6 c6 mQt ph6q tri, c6 nhieu ph6n tu, c6 v6 s6 ph6n tu, cflng c6 th6 khOng c6 phdn tu ndo o a) Thr,rc hi$n IAn lwqt c6c hogt dQng sau - Quan sdt hai tflp hqp duoc cho tr6n hinh bOn Hdy vi6t chc tflp hqp E, F r6i n6u nhAn x6t vO , ,l cac phdn tu cua tap hqp E va F - Nhfln xdt "Ta thiiy m7i phdn t* ct)a tQp hW E diu thuQc tQp hqp F' b) Dqc kI nQi dung sau c) Cho ba tpp hqp: Dtng ki hiQu Vi6t c6c tQp c M: {1; 5}, A: {1; 3; 5}, B tt0 th6 hi6n quan hO : {5; 3; 1} gita hai ba tpp hqp tr6n hqp sau vd cho bii5t m5i tpp hqp c6 bao nhi6u phAn tu: A c6c s6 tu nhi6n khdng vugt qu6 20; b) Tflp hqp B c6c s6 t.u nhi6n 16n hcrn nhrmg nh6 hon a) Tflp hcr-p Cho M: {a; b; c} a) Vi6t cbc tQphqp cua M md m6i tflp hqp c6 hai phAn tu; b) Dung ki hiou c dc tnc hiQn quan hQ gita csctQphgrp d6 v6i tap hqp M- r6i dirng Vitit tpp hqp A c6c sO t.u nhi6n nho hcrn 10, t4p h-0-p B c6c s6 tU nhi6n nho 5, ki hiqu c dO ttr6 hiQn quan hQ gifia hai t$p hqp tr6n' Cho A: {0} C6 th6 n6i A ld tap hqp r6ng hay kh6ng? Hdy cho bii5t ndo thi tflp hqp A ld t4p hqp cua tflp hqp B' Dring ghi E, sai ghi S Cho tQp hqp A: {x;Y; m} [*ea; I* a; !1"1 -a; tr 0eA; tr {x;v} tr y€A e A; Cho mQt vi du va tap hqp chi mQt phan tu kh6ng thuQc tap hqp d6 $5 LU"'rDX rAp HOAT OQrrlC l-uyEu rAp #* 1Xf *$ry1 j.*1 a) Vi6t tap hqp C cdc s6 chin nho hcrn 10 b) ViOt tflp ho-p L chc sO te tcrn hcrn 10 nhung nho hcrn 20 c) Vitit tflp hqp A ba so chin li6n ti6p, d6 s6 nho nh6t le d) ViOt tflp hcr-p B bdn sO 1g te Uen ti6p, d6 s6 l6n nh6t ld 31 vi6t c6c t0p hqp sau vd cho bidt m5i tap hqp c6 bao nhi6u phAn tu: a) Tflp hqp A c6c s6 tr,r nhi6n x md x - 5: 13; b) Tflp hqp B c6c sd tu nhi6n x md x + : 8; *) TQp hqp C c6c s6 tu nhi6n x md x x : 0; d) Tflp hqp D c6c s6 t1r nhi6n x md x x 0:7; ei Tflp hqp E c6c sd tg nhi6n ldn hcrn vd nho hcrn Cho A ld t4p hqp c6c s6 tu nhi6n nho hon 10 Cho B ld t4p hqp crlc s6 chEn Cho N ln tpp hqp c6c s6 tU nhi6n kh6c Ding ki hi6u c dC thti hien quan h6 cira m6i tap hgp tr6n v6i t4p hqp N c6c s6 tu nhi6n Goi A ld t6p hqp c6c hoc sinh cira lcrp 6D co hai tliem 10 trd len, B ld t6p hqp c6c hoc sinh ctra lcrp 6D c6 ba di6m 10 trd l6n, M ld tap hqp c6c hqc sinh cira lorp OO cO UOn Clem 10 tro l6n Ding ki higu c ac tnc hiQn quan hq gifid hai batQphqp tr6n HOAT OorrrC VAN DUNG Em cin bi6t: Di6n tich rirng ViQt Nam - T6ng diQn tich rirng: 13 258 843 - Phin b6 rirng theo cic khu vqc: + TAyNguy6n: 2828 565 ha; + E6ng Bic:2 231 |74ha; + TAy B6c: 376952ha; + Blc Trung b0: 999 855 ha; + Duy0n Hii mi6n Trung: | 436 036 ha; + Ddng Nam bQ: 292 038ha; + TAy Nam bQ: 58 601 ha; + Virng DOng bing S6ng H6ng: 49 702ha- - DQ che phri cria rirng chi6m tr}n3go/o diQn tich ca nufc N6ng nghiQp vd Phat tri€n N6ng th6n) Q'{gu6n: AuyA dinh 09 thang B ndm 2010 ciru BQ Rung v6 ctng quan AOi vOi tloi s6ng nguoi vlr sp ph6t tri6n kinh tti x5 hQi cua il6t nu6c Qu6c hQi da ph6 chuAn d1r 6n trdng m6i trieu hecta nmg D6y ld m6t chucrng trinh kinh t6 - x5 hQi - sinh th6i cliOm cria Nhi nu6c Vi6t Nam, theo d6 sE tr6ng m6i triQu hecta nmg vd b6o vQ dien tich nmg hiQn c6 (trong thdi ki tu ndm 1998 d6n nlm 2010) nhim n0ng cao