find the sum of first 30 terms of the Ap:1+5+9+13+......
Answers
Answered by
0
Step-by-step explanation:
tn =4n -3
hope you will be able to get the answer to your question mate
Answered by
5
Given:
a = 1
d = 5 - 1 = 4
n = 30
Sn = n/2(2a + (n - 1)d)
S30 = 30/2 (2*1 + (30 - 1)*4)
S30 = 15*(2 + (29)*4)
S30 = 15*(2 + 116)
S30 = 15*118
S30 = 1770 ——> Answer
a = 1
d = 5 - 1 = 4
n = 30
Sn = n/2(2a + (n - 1)d)
S30 = 30/2 (2*1 + (30 - 1)*4)
S30 = 15*(2 + (29)*4)
S30 = 15*(2 + 116)
S30 = 15*118
S30 = 1770 ——> Answer
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