Question

1+2+3+4+5+6+7+8+9=

Ai nhanh nhất mik tick cho

Answer 1

1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 = 45

k cho mk nha

Answer 2

\(1+2+3+4+5+6+7+8+9=45\)

Answer 3

45 nha

Answer 4

=45. Chúc bn học tốt

Answer 5

1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 = 45

k mk nk

Answer 6

1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 

= ( 1 + 9 ) + ( 2 + 8 ) + ( 3 + 7 ) + ( 4 + 6 ) + 5

= 10 + 10 + 10 + 10 + 5

= 40 + 5

= 45

Answer 7

1+2+3+4+5+6+7+8+9=45