" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
b. (n-2+n-1+n+n+1)/4 = n-0,5
a. n + 70
n+70, n+71, n+72,n+73
(n+70+ n+71+ n+72+n+73):4=(4n+286):4=n+71,5
b. n - 2
n-2, n-1, n , n+1
(n-2+n-1+n + n+1):4=(4n-2):4=n-1/2n
4n + 286 / 4 = n + 71,5
n - 2 + n -1 + n + n + 1 = 4n - 2
4n - 2 / 4 = n - ½