michellewilliam michellewilliam
  • 03-06-2014
  • Mathematics
contestada

solve for y.try factoring first,if factoring is not possible or difficult use quadratic formula,(y2  2isabovey -10y+23=0)

Respuesta :

konrad509
konrad509 konrad509
  • 06-06-2014
[tex]y^2-10y+23=0\\ y^2-10y+25-2=0\\ (y-5)^2=2\\ |y-5|=\sqrt2\\ y-5=\sqrt 2 \vee y-5=-\sqrt2\\ y=5+\sqrt2 \vee y=5-\sqrt2 [/tex]
Answer Link

Otras preguntas

What can be inferred after performing the experiments in the Atomic Theory lab
What is the volume of a rectangular object with L = 4.00 cm W = 2.00 cm H = 0.50 cm?
can you please explain for me?
The energy level necessary to enable a reaction to a cure is called the activation true or false
cual es el perimetro de un cuadrado de lado de 8cm please
Mrs.piant's yearly salary is $42000 and increase $2000 per year .Mr.paint's yearly salary is $37000 and increase $3000 per year .In how many years will Mr. an
how does sediment loss affect land and soil quality
Synonyms: Match the following word with the word or phrase nearest to its definition. 1. (5 pt) degradation A. inclination B. honor C. progress D. disgrace nee
Which word part is the suffix in player? * -er ye pl- ay
4k^2(-3k^2 - 4k + 5) A. -12k^4 - 16k^3 + 20k^2 B. 12k^4 - 16k^3 + 9k^2 C. -12k^3 + 20k D. k^4 + 9k^2