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 ( 63+ )
Otras preguntas
why is a conductor important in science terms
Can someone help with question 51 please I need to break it down
Which of the following structures forms a protective layer between the environment and the inside of a body? a.blood vessel b.muscle c.skin d.bone
How to write 1.35 as a fraction in lowest form
what is 18/42 in it's simplest form?
Which of the following structures forms a protective layer between the environment and the inside of a body? a.blood vessel b.muscle c.skin d.bone
What percent by mass of each chloroform molecule is composed of chlorine?
what happens at a hot spot?
Jerome is writing a number in scientific notation. The number is greater than one million and less than ten million. What will be the exponent in the number Jer
Which statement is true about exergonic reactions? A. In exergonic reactions, ΔG is positive due to the absorption of free energy. B. Exergonic reactions use mo
