Respuesta :

Answer:

[tex]\frac{9}{4}[/tex]

Step-by-step explanation:

Given

x² - 3x

add ( half the coefficient of the x- term)²

x² + 2(- [tex]\frac{3}{2}[/tex])x + (- [tex]\frac{3}{2}[/tex])²

= (x - [tex]\frac{3}{2}[/tex])² + [tex]\frac{9}{4}[/tex]