Question

only ans,explain this using algebra
i will mark you as brainliest
please make it fast​

Answer 1

Answer:

Step-by-step explanation:

3=2²-1²

Let n=2 and 1=n-1

then n²-(n-1)²

=n²-(n²-2n+1)

=n²-n²+2n-1

=2n-1

Thus n²-(n-1)²=2n-1

we conclude that

The difference of square of two consecutive numbers =2*big no-1

For example

5²-4²=25-16=9=10-1=2*5-1