Algebra-1

To determine which expression is a perfect square, we will analyze each expression using the perfect square formula:

 

A. 

Here, .

Calculate

 

Compare this with the constant term:

The constant term is , which is not equal to .

Therefore, this expression is not a perfect square.

 

B. 

Here,

Calculate

 

Compare this with the constant term:

The constant term is , which is not equal to

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