solve this problem using the discrimiant property

Algebra
Tutor: None Selected Time limit: 1 Day

solve using discrimiant property.  

3x^2-18x=-9

Feb 23rd, 2015

please your equation is:

3x^2 - 18x + 9=0

or, dividing left side by 3:

x^2 - 6x +3=0

the discriminant of that equation is:

Delta/4 = 9-3 = 6

and the solutions are:

x_1 = 3+ sqrt(6)

x_2 = 3- sqrt(6)

Feb 23rd, 2015

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Feb 23rd, 2015
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Feb 23rd, 2015
Dec 3rd, 2016
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