kentaviousp67 kentaviousp67
  • 02-10-2020
  • Mathematics
contestada

Which equation is equivalent to the given equation?
X^2 - 61 = 8
A (x – 3)2 = 14
B. (X – 6)2 = 44
C. (X- 6)2 = 20
D. (x – 3)2 = 17

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 03-10-2020

Answer:

  D.  (x – 3)^2 = 17

Step-by-step explanation:

We assume you want an equivalent to x^2 -6x = 8.

We can complete the square by adding the square of half the x-coefficient to both sides of the equation.

  x^2 -6x +(-6/2)^2 = 8 +(-6/2)^2

  (x -3)^2 = 17 . . . . simplify

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