HOC24
Lớp học
Môn học
Chủ đề / Chương
Bài học
wow
B
C
wow :>
A
1) 13−√(√2−3)2=13−∣∣√2−3∣∣=13+√2−3=10+√213−(2−3)2=13−|2−3|=13+2−3=10+2
2) √3−2√2−√6−4√2=√(√2−1)2−√(2−√2)2=∣∣√2−1∣∣−∣∣2−√2∣∣=√2−1−2+√2=2√2−3
38. An ambulance has just been sent to the school
39. They told me there were flights from Nha Trang to Ha Noi twice a week
40. Nam told Hoa not to interrupt her while she was speaking
24.A
25.C
26.B
ờ