mrtrashee mrtrashee

02-05-2020
Mathematics

contestada

Rewrite the equation by completing the square.

PLEASE HELP!!

x^2+x-72=0

Write like this:
(x + _)^2 = _

Respuesta :

mysticchacha mysticchacha

04-05-2020

Answer:

(x + 1/2)^2 = 289/4

Step-by-step explanation:

x^2+x-72=0

Write like this:

(x + ___)^2 = ___

put 72 on other side

x^2 + x = 72

x^ + x + (1/4) = 72 + (1/4)

(x + 1/2)^2 = 289/4

x + (1/2) = 17/2

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