Question

By completing square find the roots of the equation 25x^(2) -30x-10 =0

Answer 1

Step-by-step explanation:

25x

2

−30x+9=0

⇒(5x)

2

−2(5x)×3+(3)

2

=0

⇒(5x−3)

2

=0

This gives x=

5

3

,

5

3

or simply x=

5

3

as the required solution.