49x38+49x62
=49x(38+62)
=49x100=4900
= 49 x ( 38 + 62 )
= 49 x 100
= 4900 nha bạn
nhớ
49 x 38 + 49 x 62
= 49 x ( 38 + 62 )
= 49 x 100
= 4900
49 x 38 + 49 x 62
= 49 x ( 38 + 62 )
= 49 x 100
= 4900
49 x 38 + 49 x 62
= 1862 + 3038
= 4900
Chắc chắn 10000000000% luôn