Asked by nk

Solve the following quadratic equation using the perfect square trinomial pattern:
х^2 +54х = -729.
x = ___

All Answers 1

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

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

x^2 + 54x + 729 = 0
(x + 27)^2 = 0

So x = -27.