Question

Arithmetic sequence 6,14,22
what is the sum of first 13 terms of this sequence
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Answer 1

Answer:

1

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How to attempt?

Question

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1

2

3

4

5

Adam's Charity

i

Adam decides to be generous and do some charity. Starting today, from day 1

until day n, he gives il coins to charity on day 'i' (1 <=i<= n).

7

Return the total coins he would give to charity.

Input Specification:

input1: Number of days of charity

Output Specification:

Return the total number of coins till charity days.

Example 1:

Answer 2

Answer:

ur ans

Step-by-step explanation:

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