examuyt examuyt
  • 08-04-2020
  • Mathematics
contestada

Rewrite the equation by completing the square. x^2 +3 x -28 = 0

Respuesta :

teacherap026
teacherap026 teacherap026
  • 08-04-2020

Answer:

(x+7)(x-4)

Step-by-step explanation:

First, write as a difference.

x^2+7x-4x-28

Factor by grouping. (shown below in image)

Ver imagen teacherap026
Answer Link
anohearn anohearn
  • 08-06-2021

Answer:

[tex](x+\frac{3}{2}) ^{2} = \frac{121}{4}[/tex]

Answer Link

Otras preguntas

determine whether the system of linear equations has one and only one solution, infinitely many solutions, or no solution. Find all solutions whenever they exis
Find the LCM of 8,9, and 12
you hav designed a picture that is shaped as a square. the dimensions of your picture  are 6x6in. you want to make it into a poster with dimensions 13x13in. the
7 - 3 ( 5t - 10 ) = 67
you hav designed a picture that is shaped as a square. the dimensions of your picture  are 6x6in. you want to make it into a poster with dimensions 13x13in. the
what is aas congruence?
what is aas congruence?
Find the LCM of 8,9, and 12
Use the REMAINDER THEOREM to explain whether or not (x-2) is a factor of F(x)=x^4-2x^3+3x^2-10x+3
Find the LCM of 8,9, and 12