Tài liệu sbatreo_DE THI DAI HOC

Mot so de thi giup cac banthi dai hoc trai qua nhieu dang hon de cua tui chi co ! cac ban dung ngac nhien. tui chuc cac ban on thi tot !… TRUNG TAM :SBATREO DE THI THU DAI HOC NAM 2011 DE THI CHINH THUC MON : TOAN “KHOI A” THOI GIAN : 180’ CHI DANH CHO HOC SINH KHONG PHAN BAN “KHONG CO SU LUA CHON THONG CAM” CAU 1: cho hamso : y= x+2 x−1 ( C ) 1. khao sat su bien thien va ve dothi ham so ( c ) 2. lay diem M thuoc ( c ) .tiep tuyen tai M tao voi hai tiencan mot tam giac.tinh die n tichtam giacdo CAU 2 : 1. giai phuong trinh: √ 14x 3 −12 x 2 +7 x−6= 2 x 2 −14x+13 2. giai phuong trinh : 3 sin 2 x−cos2 x=3 cosx +9 sinx−5 CAU 3 : 1. tinh tich phan : I = ∫ 11 8 2 √ x +2 ( x−1 ) 5 dx 2. trong oxy cho A ( 1 ; 2 ) , B ( x ; 3 ) ,C ( y ; 0 ) . tim x , y de tam giac ABC deu CAU 4 : 1. cho tu dien ABC deu canh 1.la y diem M thuoc AB sao cho : AM= 1 √ 2 . laydiem N thuoc AC sao chomp ( DMN ) vuong goc voi mp ( ABC ) . tinhthe tich cua : DMNCB 2. trong oxyz cho A ( 1 ; 2 ;3 ) . B ( 0 ;1 ; 6 ) ,C ( 2 ;0 ; 1 ) . xacdinh toa do tam duong tron ngoai tiep tam giac ABC CAU 5: 1. giai phuong trinh sau tren tap so phuc : x 4 +1=0 2. cho ha i ham so : h ( x ) =2011 x−2011 1− x −2010 ;g ( x ) = ( m−1 ) 2011 x −2. 2011 −x +2 m +1. tim mde ham tic h : h ( x ) . g ( x ) co GTNN ban g khon g voi m oi x ∈ [0 ; 1 ] …………………………………….HET………………………………… TRUNG TAM : SBATREO DE THI THU DAI HOC NAM 2011 DE CHINH THUC MON : TOAN “KHOI B “ THOI GIAN :180’ CHI DANH CHO HOC SINH PHAN BAN “KHONG CO SU LUA CHON THONG CAM” x (¿¿ 2−1)−1(Cm) CAU 1 : cho ham so : y=x 4 + m 4 −2m ¿ 1. khao sat su bienthien ,ve do thiham so ( C 1 ) 2. tim mdeham so ( Cm ) tiep xucvoi oxtai hai diem phan biet CAU 2 : 1. giai he phuong trinh : { 2 ( x 3 − y 3 ) =3 xy x 2 y 2 =4 2. giai phuong trinh: cos x 3 − sinx 3 √ sinx+ √ cosx =2 cos 2 x CAU 3 : 1. tinh tich phan : I = ∫ 0 π 2 √ tgx dx 2. trong oxycho : A ( 1; 2 ) , b ( x ;3 ) ,c ( y ; 0 ) tim x , y de tam giac ABC vuong cantai A CAU 4 : 1. cho tu dien A BCD co mot canh lon hon 1. cac canh con lai khong qua mot tinhthe tich lon nhat cua tu dien nay 2. trong oxyz choA ( 1 ; 2 ;3 ) . B ( 0 ;1 ; 6 ) ,C ( 2 ;0 ; 1 ) . tinh do dai duong phan giac ha tu Axuong BC CAU 5: 1. rui gon : A= ( 1+i ) ( 2+3i ) ( 4−2 i) (1−i)( 1+ 2i) 3 2. tinh dientichhinh phang gioi han boi cachamso : y= ∣ x 2 −1 ∣ va y= ∣ x ∣ +5 …………………………………….HET…………………………………… . de thi giup cac banthi dai hoc trai qua nhieu dang hon de cua tui chi co ! cac ban dung ngac nhien. tui chuc cac ban on thi tot !… TRUNG TAM :SBATREO DE. tot !… TRUNG TAM :SBATREO DE THI THU DAI HOC NAM 2011 DE THI CHINH THUC MON : TOAN “KHOI A” THOI GIAN : 180’ CHI DANH CHO HOC SINH KHONG PHAN BAN “KHONG