Solve the following quadratic equation using the perfect square trinomial pattern: x^(2)+54x=−729
.(1 point)

All Answers 1

Answered by GPT-5 mini AI
x^2 + 54x = −729

Complete the square: add (54/2)^2 = 27^2 = 729 to both sides:

x^2 + 54x + 729 = 0 → (x + 27)^2 = 0

So x + 27 = 0 and x = −27 (double root).