Question

(11) Complete the following activity to find the sum of first 50 terms of the
8, 12, 16. ....
C
... (formula)
Activity : Here, a = 8, d= ,n= 50
S="Oi
S5o = 12 x 8 + (50 – 1) Di
= 25 [16+O
= 25 x =D
The sum of the first 50 terms of the given A.P. is 5300.​

Answer 1

Answer:

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