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Step-by-step Solution
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Add and subtract $\displaystyle\left(\frac{b}{2a}\right)^2$
Learn how to solve polynomial factorization problems step by step online.
$a^2+4a+4+4-4$
Learn how to solve polynomial factorization problems step by step online. Factor by completing the square 4+4aa^2. Add and subtract \displaystyle\left(\frac{b}{2a}\right)^2. Factor the perfect square trinomial a^2+4a+4. Subtract the values 4 and -4.