cách 1:E={4;5;6;7;8;9;10;11;12}
cách 2:E={x\(\in\) N/3<x<13}
3\(\notin\) E
10\(\in\) E
4 va 7 \(\subset\)E
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Các câu hỏi tương tự
Viet tap hop E cac so tu nhien lon hon 3 nho hon 13 bang 2 cach. Sau do dien cac ki hieu thich hop vao cho cham:
3......E
; 10.....E 4,7.....E mong cac ban giai nhanh ma dung giup minh nha thak cac ba nhiu
viet tap hop a cac so tu nhieu lon hon 8 va nho hon 14 bang 2 cach , sau do dien ki hieu thich hop vao o vuong
viet tap hop A cac so tu nhien lon hon 7 va nho hon 12, sau do dien ki hieu thich hop vao o vuong
viet tap hop A cac so tu nhien lon hon 8 va nho hon 14 bang hai cach, sau do dien ki hieu thich hop vao o vuong:
12...A 16...A
Bai 1 : Viet tap hop A cac so tu nhien lon hon 4 va ko vuot qua 7 bang hai cach .a ) Viet tap hop cac so tu nhien khac 0 va ko vuot qua 12 bang hai cach .b ) Viet tap hop M cac so tu nhien lon hon hoac bang 11 va ko vuot qua 20 bang hai cach .c ) Viet tap hop M cac so tu nhien lon hon 9 ,nho hon hoac bang 15 bang 2 cach .d ) Viet tap hop A cac so tu nhien ko vuot qua 30 bang 2 cach .e ) Viet tap hop B cac so tu nhien lon hon 5 bang 2 cach .f ) Viet tap hop C cac so tu nhien lon hon hoac bang 18...
Đọc tiếp
Bai 1 : Viet tap hop A cac so tu nhien lon hon 4 va ko vuot qua 7 bang hai cach .
a ) Viet tap hop cac so tu nhien khac 0 va ko vuot qua 12 bang hai cach .
b ) Viet tap hop M cac so tu nhien lon hon hoac bang 11 va ko vuot qua 20 bang hai cach .
c ) Viet tap hop M cac so tu nhien lon hon 9 ,nho hon hoac bang 15 bang 2 cach .
d ) Viet tap hop A cac so tu nhien ko vuot qua 30 bang 2 cach .
e ) Viet tap hop B cac so tu nhien lon hon 5 bang 2 cach .
f ) Viet tap hop C cac so tu nhien lon hon hoac bang 18 va ko vuot qua 100 bang 2 cach .
Ai lam nhanh minh se tick cho nha ,minh can gap .
lay vi du ve 1 tap hop
nguoi ta dat ten cho tap hop nhu the nao
viet tap hop A cac so tu nhien nho hon 5. chi ra cac phan tu cac tap hop tu A. so 1 co thuoc tap hop A hay ko, viet ki hieu. so 6 co thuoc tap hop A hay ko, viet ki hieu
viet tap hop B cac so tu nhien nho hon 6 bang 2 cach
viet tap hop D cac so tu nhien nho hon 7 roi dien ki hieu thich hop vao o vuong : 2.. D; 10..D
viet tap hop cac chu cai trong tu ''nha trang ''
a' viet tap hop e cac so tu nhien ko nho hon79 nhung ko lon hon85 bang 2 cach
b'viet tap hop m cac so tu nhien lon hon 50 nho hon78 va chia het cho 4 bang 2 cach
viet tap hop d cac so tu nhien nho hon 7 roi dien ki hieu thich hop vao cho cham
2 ..............d
10.................d
tap hop C gom cac so tu nhien chia het cho 3 va nho hon 20, lon hon 10 (viet bang 2 cach)