Question

please tell the meaning of this inA. P. ​

Answer 1

Answer:

the tiled M is called sigma that means summation. here the limits are 1 to 5 this means that if at place of I if you put 1 to 5 and add them you get your answer.

it is an AP whose terms are. a1 a2 a3 a4 and a5

and you have to add them