Samhain
Samhain
01-02-2015
Mathematics
contestada
solve the following quadratic equation (x+3)2+25=0
Respuesta :
ValyRemus
ValyRemus
01-02-2015
[tex]2\cdot(x+3)+25=0[/tex] ⇒ [tex]2x+2\cdot3=0-25[/tex]
[tex]2x+6=-25[/tex] ⇒ [tex]2x=-25-6[/tex] ⇒ [tex]2x=-31[/tex]
[tex]x= \frac{-31}{2} [/tex] ⇒ [tex]\boxed {x=-15,5}[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 94+ )
Otras preguntas
The volume of the prism is 234 cubic units. What is the height of the prism?
What is the sum of the first six terms of the series? 32−8+2−0.5+...
Although 3-year-old Adam happily explores the attractive toys located in the dentist's waiting room, he periodically returns to his mother's side for brief mome
In the alveolus pictured above, a disease orstructures would reduce the ability of oxygen to diffuse from the alveolar space to the capillary
Recently, beekeepers have noticed an alarming and sudden disappearance of honeybees from their hives. Some beekeepers and environmentalists worry that crops gen
Philosopher John Dewey recognized that people ________, meaning they are inherently motivated to perceive themselves (and be perceived by others) as competent,
Was child labor eradicated during the industrial revolution
Suppose our apparatus will only allow us to distinguish the first order bright fringe from the central bright spot if they are separated by at least 5º. Find th
You are going to interview a small business owner about creating a database for his sandwich shop and bakery. Make a list of questions for this initial intervie
Slope of a lone passing through coordinates(-5,5) and (2,4)
