Question

Allo.
*
8. What is the sum of the first 10 terms of an A.P. 41, 36, 31, 26, ...?
+ (A) 635 (B) 600 (C) 200 (D) 185​

Answer 1

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A.P -----> 41, 36, 31, 26, ...........

So, First term = a = 41

d = 36 - 41 = - 5

n = 10

We know,

Sn = a + ( n - 1 ) d

S10 = 41 + ( 10 - 1 ) * (-5)

S10 = 41 + ( - 45 )

S10 = - 4

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Answer 2

Answer:

Hope it will help you Good morning dear friend