16-08-2017
Mathematics

contestada

Solve by completing the square: 6x^2+39=5+12x

Respuesta :

kphung76127 kphung76127

16-08-2017

6x^2-12x=-34
x^2-2x=-34/6
x^2-2x=-17/3

x^2-2x+1= -17/3+1/1
x^2-2x+1= -14/3

(x-1)^2= -14/3
x-1= √-14/3

Final answer: No solution (you cannot find the root of a negative number)

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