The sums of arithmetic sequence of 1+2+3+4+49

1225 is the sum of that arithmetic progression.

Step-by-step explanation:

Here 'a' is taken as the first term

And 'l' is taken as the last term

Sum of n = n /2 ( a + l)

= 49 /2 ( 1 + 49)

= 49/2 × 50

= 49 x 25

= 1225

justin bieber ml.

answer: 140

step-by-step explanation:

so just add all then it will be your answer but i am not pretty sur eif it is but hope this i am here to people