kimbers kimbers

03-06-2015
Mathematics

contestada

x^2-8x+5=0 Solve by completing the square.

Respuesta :

konrad509 konrad509

03-06-2015

[tex]x^2-8x+5=0 \\ x^2-8x+16-11=0\\ (x-4)^2=11\\ x-4=-\sqrt{11} \vee x-4=\sqrt{11}\\ x=4-\sqrt{11} \vee x=4+\sqrt{11}\\[/tex]

Answer Link

Otras preguntas

Some history help? please thanks:)? What led to many of the reform movements that were started in the early nineteenth century? labor and enthusiasm politics

NEED HELP WITH ALGEBRA 1 !

How do your peer relationships affect your overall health status?

what is the equation to the MA (Mechanical Advantage) of a screw

Describe an infinite geometric series with a beginning value of 2 that converges to 10. What are the first 4 terms of the series

Help please????? A. Thebes and Meroe B.Berenice and Adulis C. Petra and Aden D. Memphis and Mecca

x + 5y = -2 2x + y = 5 The point of intersection of the lines has a y-coordinate of _____.

Frank has a 2-digit number on his baseball uniform. The number is a multiple of 10 and has 3 for one of its factors. What three numbers could frank have on hi

Oil is leaking out of a ruptured tanker at a rate of r(t) = 20e−0.02t thousand liters per minute. how many liters leak out during the first hour?

For a research paper, you have just compiled a stack of resources in your school library. Which aspect would be best to consider when determining each source’s