Question

how to do completion of square method​

Answer 1

Answer:

SQUARE ROOT ?

Step-by-step explanation:

Answer 2

Answer:

Step-by-step explanation:

1)

(2)

(3)

(4)

(5)

(6)

​  

 

​  

 

x  

2

+6x

x  

2

+6x+9

(x+3)  

2

 

(x+3)  

2

 

​  

 

x+3

x

​  

 

=−2

=7

=7

=±  

7

​  

 

=±  

7

​  

 

=±  

7

​  

−3

​  

 

​  

 

Add 9, completing the square.

Factor the expression on the left.

Take the square root.

Subtract 3.

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