Question

[꧁༺кσ¢нσυღѕнιиσвυ(ღтєαмღƒαღмυôиღиăм....]

1 x 1 - 1 + 1 x 1 x 1 - 1 + 1 = ?

Answer 1

[Online]

1 x 1 - 1 + 1 x 1 x 1 - 1 + 1

= 1 - 1 + 1 - 1 + 1

= 0 + 1 - 1 + 1

= 0 + 1

= 1

Answer 2

[Thảo ♡]

= 1 nhé