Question

calculate the sum = ( - 6 ) + ( 6 ) + ( -6) +(6). (i) If the numbers of terms is 70



Guys I need help​

Answer 1

Answer:

the answer will be zero.

the number of terms is 70 which is even

and each next term is of opposite sign of the previous term.

thus all the terms will be cancelled out.

and hence the answer will be zero