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3x (3x + 4) = -4
this becomes
9x^2+12x+4 =0
this is an equation of type ax^2+bx+c =0, so we get
a = 9, b = 12 and c = 4
since we know x = (-b+/- sqrt(b^2-4ac)/2a
replacea,b and c with the respective values in the above equation and you will get the answer!
this becomes
9x^2+12x+4 =0
this is an equation of type ax^2+bx+c =0, so we get
a = 9, b = 12 and c = 4
since we know x = (-b+/- sqrt(b^2-4ac)/2a
replacea,b and c with the respective values in the above equation and you will get the answer!
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