( 11 + 13 + .. + 19 ) x ( 6 x 8 - 48 )
= ( 11 + 13 + .. + 19 ) x ( 48 - 48 )
= ( 11 + 13 + .. + 19 ) x 0
= 0
( 11 + 13 + .....+ 19 ) x ( 6 x 8 - 48 )
= ( 11 + 13 + .....+ 19 ) x ( 48 - 48 )
= ( 11 + 13 + .....+ 19 ) x 0
= 0
( 11 + 13 +.....+ 19 ) x ( 6 x 8 - 48 )
= ( 11 + 13 +.....+ 19 ) x ( 48 - 48 )
= ( 11 + 13 +.....+ 19 ) x 0
= 0
Rất vui vì giúp đc bạn <3