Question

The discriminant of the quadratic equation 9a²x² -6ax +1 = 0 is :

Answer 1

Answer:

ax=1/3. or ax=1/3

Step-by-step explanation:

9a^2x^2-6ax+1=0

9a^2x^2-3ax-3ax+1=0

3ax(3ax-1)-1(3ax-1)=0

(3ax-1) (3ax-1)=0

3ax-1=0 or 3ax-1=0

3ax=1 or 3ax=1

ax=1/3 or ax=1/3