Mathematics

Question

solve the following quadratic equation (x+3)2+25=0

1 Answer

  • [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]