Darkgfew Darkgfew
  • 30-03-2021
  • Mathematics
contestada

Find all solutions to the equations:
y^2=14y-24

x^4-81=0

Respuesta :

luisakkoz577
luisakkoz577 luisakkoz577
  • 30-03-2021

Answer:

y2=14y-24

y2-14y+24=0

y2-2y-12y+24=0

yx(y-2)-12(y-2)=0

(y-2)x(y-12)=0

y-2=0

y-12=0

y=2

y=12

y1=2,y2=12

x4-81=0

x4=81

x=+3

x=-3

x=3

x1=-3.x=3

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