Question

Observe the following pattern.
1' = 12
1'+2' = (1 + 2)
l'+2+3' = (1 + 2 + 3)'
1+2+3+4' = (1+2+3+4)'
Calculate the value of l' +2+3+4+5+ 6+ 7+8 by the above pattern​

Answer 1

Step-by-step explanation:

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

i hope it help