Suppose we want to check whether our answers for the following is correct:

We can use our GC to check as follows:

Since both expressions give the same values, the answer is correct.

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# Category: Sequences & Series

## Checking Summation results

## How to spot the Cancellation Pattern in Method of Difference

## Challenging Method of difference question 1

## Challenging Sequences and Series problem 2

Suppose we want to check whether our answers for the following is correct:

We can use our GC to check as follows:

Since both expressions give the same values, the answer is correct.

Tips: Write the terms using functions. For bottom rows, write from last row and then write the last 2nd row.

Solution for the Hence portion:

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