... Banfileword.com B 2 017 MễN TON THI TH THPT QUC GIA 2 017 THPT LNG GIANG 1- BC GIANG- LN BNG P N 1- C 2-A 3- D 4-C 5-B 6-A 7-B 8-B 9-A 10 -D 11 -B 12 -A 13 -A 14 -B 15 -D 16 -D 17 -C 18 -C 19 -B 20-D 21- B ... 22-C 23- B 24-C 25-C 26-A 27-A 28-B 29-A 30 -B 31 - A 32 -A 33 -A 34 -B 35 -C 36 -D 37 -B 38 -A 39 -D 40-B 41- A 42-A 43- C 44-C 45-A 46-D 47-A 48-C 49-D 50-B Banfileword.com B 2 017 MễN TON THI TH THPT QUC ... ( 3; 2;0 ) v bỏn kớnh bng R2 = di on ni tõm bng I1 I = 30 > = R1 + R2 Do ú, hai mt cu ( S1 ) v ( S ) khụng cú im chung Banfileword.com B 2 017 MễN TON THI TH THPT QUC GIA 2 017 THPT LNG GIANG...