The sum of the first n natural numbers is given by which formula?

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Question: The sum of the first n natural numbers is given by which formula?

Options:

Correct Answer: n(n+1)/2

Solution:

The sum of the first n natural numbers is given by the formula n(n+1)/2.

The sum of the first n natural numbers is given by which formula?

The sum of the first n natural numbers is given by which formula?

Step 1: Understand what natural numbers are. Natural numbers are the counting numbers: 1, 2, 3, 4, and so on.
Step 2: Identify what 'n' represents. 'n' is the total number of natural numbers you want to add together.
Step 3: Recognize that you want to find the sum of these numbers: 1 + 2 + 3 + ... + n.
Step 4: Learn the formula for the sum of the first n natural numbers, which is n(n + 1) / 2.
Step 5: Use the formula by plugging in the value of n to find the sum.

Sum of Natural Numbers – The formula for the sum of the first n natural numbers is derived from the arithmetic series and is expressed as n(n+1)/2.