Emilio
Emilio
28-04-2015
Mathematics
contestada
x squared minus 9x plus 20 equals 0
Respuesta :
belcatya
belcatya
28-04-2015
x²-9x+20=0
(x-4)(x-5)=0
x₁=4
x₂=5
Answer: x₁=4, x₂=5
Answer Link
cclemeno
cclemeno
28-04-2015
x^2- 9x+ 20 =0 factor (x-5) (x-4) =0 set each factor to 0 x-4=0 x=4 x-5= 0 x=5 hope this helps
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