Question

ng the square with algebra tiles
what constant term is necessary to complete the perfect so pictured in the algebra tiles?
$x^2 + 8x + \square$

Explanation:

Step1: Identify linear coefficient

The linear term is $8x$, so coefficient $b=8$.

Step2: Calculate half of $b$

$\frac{8}{2}=4$

Step3: Square the result

$4^2=16$

Answer:

16