Question

Help may god bless you help 10 pts available (maths)

Answer 1

Answer: Step-by-step explanation: get a turtor then

Answer 2

Hope my answer helps you Mark me brianliest hehe have a nice day （⌒▽⌒）（⌒▽⌒）

Explanation:

if nth term is n( n+1)/2

then,

17(17+1)/2

289+17/2

306/2

153 answer