Find the sum of all even numbers from 1to350 (arithmatic progreession)

Asked by suryakantnurewar1975 | 9th Aug, 2019, 02:49: PM

Expert Answer:

2, 4, 6, 8, 10,.....350
t1 = a = 2 and d = 2
tn = 350
a + (n - 1)d = 350
2 + (n - 1)2 = 350
1 + n - 1 = 175
n = 175
S175 = 175/2 (2 + 350) = 30800

Answered by Sneha shidid | 9th Aug, 2019, 05:12: PM