Mathematics, 21.10.2020 19:01 jialala

Answer the questions about solving the quadratic equation below by completing the square. x2 = 18x + 40 A. Why is this equation a good choice for completing the square? [ Select ] B. After moving the b (linear) term to the left, x2 - 18x = 40, what number should be added to both sides of the equation to create a perfect square trinomial on the left? [ Select ] C. After taking the square root of both sides of the equation, what is the next step?

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Answer the questions about solving the quadratic equation below by completing the square. x2 = 18x +...