Tuyển Cộng tác viên Hoc24 nhiệm kì 26 tại đây: https://forms.gle/dK3zGK3LHFrgvTkJ6
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 .
hay viet tap hop cac so tu nhien lon hon hoac bang 4 nho hon 16 bang 2 cach.
tap hop B gom cac so tu nhien le nho hon 10 (viet bang 2 cach)
Viet tap hop A cac so tu nhien lon hon 6 va nho hon hoac bang 10 bang hai cach
tap hop C gom cac so tu nhien chia het cho 3 va nho hon 20, lon hon 10 (viet bang 2 cach)
cho tap hop A gom cac so tu nhien be hon 13 va lon hon 20
a)chi ra bang 2 cach
b) tap hop B gom cac so tu nhien x chan 13<x<20.tap hop B la gi cua tap hopA ,ki hieu nhu the nao?
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 A cac so tu nhien le lon 3 va nho hon 10 bang 2 cach
minh can gap lam!!!!!!!!!!!!
viet tap hop B cac so tu nhien chan lon hon 2 va nho hon 10 bang hai cach.
