Is (n+1)^2 the same as n^2 +2n+1

Yes, (n + 1)^2 and n^2 + 2n + 1 are the same.

#1.) Use square of sum:

• (a + b)^2 = a^2 + 2ab + b^2

#2a.) Rewrite it in the form:

• a^2 + 2ab + b^2, where a = n and b = 1.

#2b.) Use Square of Sum:

• (a + b)^2 = a^2 + 2ab + b^2

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no idea

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i dont get the question

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