Bầu 1 cho
{
1I5 = {XERI
CE {XERI -1 < ^. <84.
D = √ KER | " < 54
a) Tim ANB
Ben 2:
A =
KER 10 sus 1
) ANC, BMC, BOD.
AUC, BUC., BUD
b)
AUB,
e) en (AUC).
сво
cles A = {XER | (x - 1)(x² e_s) >07.
B = { KER: **> 0 4.
Tim ANBI
AUB.
Bart Bens Viet Thank bat otheine.
[-1; 3)
(0; +∞0)
(3; 10] ...
Xem thêm