Arithmetic progression
The first term of an a.p is 2 and the common difference is 3 find the sum of the first 11 term
Just use your formula:
sum(n) = (n/2)(2a + (n-1)d)
you have all the values:
n = 11
a = 2
d = 3
just sub in and evaluate
The first term of an a.p is 2 and the common difference is 3 find the sum of the first 11 term
sum(n) = (n/2)(2a + (n-1)d)
you have all the values:
n = 11
a = 2
d = 3
just sub in and evaluate