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Fill in the blanks so the left side is a perfect square trinomial. That is, complete the square.x² + 8/9x+__ = (x+__)^2

Fill in the blanks so the left side is a perfect square trinomial. That is, complete-example-1

1 Answer

6 votes

Given:

There are given the equation:


x^2+(8)/(9)x+()=(x+())^2

Step-by-step explanation:

According to the question:

We need to find the missing terms:

So,

From the equation:


(x+(4)/(9))^2=x^2+(2.x.4)/(9)+((4)/(9))^2

Then,


\begin{gathered} (x+(4)/(9))^2=x^2+(2.x.4)/(9)+((4)/(9))^2 \\ =x^2+(8x)/(9)+(16)/(81) \\ =x^2+(8)/(9)x+(16)/(81) \end{gathered}

Final answer:

Hence, the missing value is shown below:


x^2+(8)/(9)x+(16)/(81)=(x+(4)/(9))^2

User Stan Smith
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