homeworkhelp176 homeworkhelp176

23-05-2020
Mathematics

contestada

Solve by completing the square with working out

-6x-x^2-8

Respuesta :

TREKKER TREKKER

23-05-2020

Answer:

x = -3 +/- sqrt(17)

Step-by-step explanation:

-6x - (x^2) - 8 = 0

-((x^2) + 6x + 8) = 0

(x^2) + 6x + 8 = 0

(x + 3)^2 - 1 = 0

(x + 3)^2 = 1

x + 3 = +/- sqrt(1)

x + 3 = +/- 1

x = -3 +/- 1

x = -4, -2

Answer Link

Otras preguntas

Determine whether each described change to chromatin structure would increase or decrease gene expression.

What does the Unlink Clone command do? A. Makes all of the clones in a project transparent B. Hides traced lines C. Separates clones from their original imag

[tex]62[/tex][tex]62 \times 22.6[/tex]

Given the polar coordinates (-2, 3pi/2), which of the following rectangular coordinate pairs represents the same point? A. (0,-2) B. (2,0) C.(0,2) D.(-2,0)

Simplify the expression (3x^2y^-3)^3/27(xy)^-9 . The simplified expression is________ . PLEASE HELP

Which of the following is the best subject line for an e-mail sent to co-workers about rescheduling a team meeting? A. Rescheduling the team meeting B. Would yo

What does TOASTT stand for?

A book is sitting on a table at rest. Which of the following best describes the forces acting on the book

In a manual accounting system, the document in which transactions are initially recorded chronologically is

Which is greater 17 qt or 4 gal ??