(1,5Đ)A) A = 75 48 300B) B = 2 3 2 2C) C = 2 3 2 2 2884...
Câu 1.(1,5đ)
a) A =
75
48
300
b) B =
2
3 2 2
c) C =
2 3 2
2
288
4
4
4
a
a
a
a
a
2
2
; (
a
0;
a
4
)
Câu 1.(1,5đ)
a) A =
75
48
300
b) B =
2
3 2 2
c) C =
2 3 2
2
288
4
4
4
a
a
a
a
a
2
2
; (
a
0;
a
4
)