Final Answer
Step-by-step Solution
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Add and subtract $\displaystyle\left(\frac{b}{2a}\right)^2$
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$x^2+19x+120+\frac{361}{4}-\frac{361}{4}$
Learn how to solve factorization problems step by step online. Factor the expression x^2+19x+120. Add and subtract \displaystyle\left(\frac{b}{2a}\right)^2. Factor the perfect square trinomial x^2+19x+\frac{361}{4}. Subtract the values 120 and -\frac{361}{4}.