Find the sum Find the sum Find the sum 10 k k 6 Solution16

Find the sum.

1)6 + 7 + 8 + 9 + 10=40

2)in second one according to my view consider as k^2 answer is:1 + 4 + 9 + 16 + 25 + 36 + 49 + 64 + 81=285

it take as K2 answer is=0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0=0

3)1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1=16