Answer :

hamzaafzal012

Answer:

Exact form :

                 x = ± √ 7 − 2

Decimal form :

                 x = 0.6457  , -4.6457

Step-by-step explanation:

3x^2+12x=9

We will use formula " (b/2)^2 to create new term,

We will solve for x to complete the square

Exact form :

                 x = ± √ 7 − 2

Decimal form :

                 x = 0.6457  , -4.6457

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