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 ( 47+ )
Otras preguntas
Le pedí el asiento al lado _____ porque quiero ver la ciudad de Ponce por la noche. A. de la salida B. del pasillo C. del turista D. de la ventanilla
Which of the following words describes a candidate that comes off well in the media, particularly on television? A. Cryptic B. Cynical C. Rhetoric D. Mediag
The Gulag was a system of work camps in Russia where most inmates perished from overwork, hunger, and extreme conditions. True or False
When i come down to sleep death's endless night?
In Jana's closet she has 5 pairs of black shoes and 11 pairs of leather shoes. Two of her pairs of shoes are both black and leather. Determine the total number
what is median height of 72, 75, 78, 72, and 73?
The double stem and leaf plot, where the Minne stem is in the middle and the leaves are on either side, shows the high temperatures for two cities in the same w
a cell contains a 30% solute concentration and 70% water concentration. of the cell is placed in a solution that is 60% solute and 40% water what will happen to
Suppose you wanted to grow Hydrangeas with an intense pink color. Your soil has a pH value of 4.7. What needs to be added to the soil in order to produce the de
a box contains 9 red and 2 blue marbles. if you select one marble at random from the box, determine the odds against selecting a blue marble
