dre61126 dre61126
  • 12-01-2016
  • Mathematics
contestada

SOLVING QUADRATIC EQUATIONS BY SQUARE ROOT
4m^2-1=-23

Respuesta :

Kytten
Kytten Kytten
  • 12-01-2016
4m^2 -1 = -23 Add 1 to both sides 4m^2 = -22 then divide both sides by 4. m^2 = -11/2. Square root both sides. m = ((square root of 22)/2) times i
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Billymkhoi
Billymkhoi Billymkhoi
  • 12-01-2016
4m^2-1=-23
⇒ 4m^2= -23+1
⇒ 4m^2= -22
⇒ m^2= -22/4
⇒ m^2= -11/2
⇒ m is undefined for all m∈R (for m^2 is always ≥0 for all m∈R)

Final answer: 
m is undefined for all m∈R~
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