1.

Discriminant of 9 x square - 12 x + 4 is equal to zero​

Answer»

Step-by-step EXPLANATION:

SPLITTING the MIDDLE term we get

9x^2-12x+4=0

9x^2-6x-6x+4=0

3x(3x-2)-2(3x-2)=0

(3x-2)=0

3x=2

x=2/3



Discussion

No Comment Found

Related InterviewSolutions