" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
17! + 18! + 19! = 17! + 17! * 18 + 17! * 18 * 19 = 17! *(1 + 18 + 18*19) = 17! *(19 + 18*19) = 17!*19(1 + 18) = (17! * 19 )* 19
odp B
jeżeli czegoś z tego nie rozumiesz pisz na pw