Math, asked by addadhich79, 4 months ago

(n + 1)² - n² =?
please give full explanation​

Answers

Answered by ShrinkingViolet
7

Question

  • (n + 1)² - n² =?

Answer :

Using identity a² - b² = ( a + b ) ( a - b )

a = (n+1)

b = n

So,

(n + 1)² - n²

= ( n + 1 + n) ( n + 1 - n)

= ( 2n + 1 ) ( 1 )

= 1 ( 2n + 1 )

Answered by Anonymous
0

Answer:

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Step-by-step explanation:

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