Respuesta :

TheHero
To complete the square consider the terms that contains the variable only ( in case of single variable equation)

x^2 + bx = (x+b/2) - b^2 <formula for completing the square.

(x+5/2)^2 - (5/2)^2 - 9 = (x+5/2)^2 -15.25



Otras preguntas