SilentHamster5504 SilentHamster5504
  • 03-07-2021
  • Mathematics
contestada

6) Qual número deve ser acrescentado a expressão x² - 12x, para que se obtenha um trinômio quadrado perfeito? * 6 5 12 10

Respuesta :

abidemiokin
abidemiokin abidemiokin
  • 04-07-2021

Respuesta:

36

Explicación paso a paso:

Para completar el cuadrado tendremos que sumar la mitad del cuadrado del coeficiente de x a la expresión;

Coeficiente de x = -12

Mitad del coeficiente = (-12/2) = -6

Tomando el cuadrado del resultado = (-6) ^ 2 = 36

Por lo tanto, el número que se debe sumar para obtener un cuadrado perfecto es 36.

Answer Link

Otras preguntas

How did the Great Compromise satisfy both the small and the large states?
In the set of ordered pairs {(1, 3), (-6, 0), (3, 11)}, the range is: a){(1, 3), (-6, 0), (3, 11)} b){(3, 1), (0, -6), (11, 3)} c){0, 3, 11} d){-6, 3, 1}
Who has the power to introduce government spending bills?
What is the most important way to prevent a foodborne illness from​ bacteria?
"what is the speed of 70.0 miles per hour in kilometers"
Determine the momentum of a helium atom (m = 6.696 x 10-27 kg) if the atom is traveling at 1.03% of the speed of light.
The challenger disaster is a classic example of groupthink because
The constitutional convention was held in philadelphia in 1787 true or false
What is the current in a 48 kω resistor with 150 v across it?
HELP QUICKLY PLEASE... 1: in a jar of 4000 beads 30 percent are red how many are red? 2: In a jar of 350 beads 60 percent are red. How many are red? 3: a baker