Solve the equation x squared plus 4 x plus 3 equals 0 by completing the square.



Drag numbers to the lines to complete the solution to the equation.

Response area with 8 blank spaces
,begin bold,Step 1:,end bold, x squared plus 4 x plus 3 equals 0


,begin bold,Step 2:,end bold, left-parenthesis x squared plus 4 x plus
Blank space 7 empty
right-parenthesis plus
Blank space 8 empty
plus 3 equals 0



,begin bold,Step 3,end bold,: left-parenthesis x plus
Blank space 9 empty
right-parenthesis squared equals
Blank space 14 empty



,begin bold, Step 4,end bold,: x plus
Blank space 15 empty
equals plus or minus
Blank space 16 empty



,begin bold, ,end bold,

,begin bold, Solution:,end bold, x equals
Blank space 17 empty
and x equals
Blank space 18 empty





Answer options with 9 options.

1 answer

Step 1: x squared plus 4 x plus 3 equals 0

Step 2: ( x squared plus 4 x + 4 ) plus 3 equals 0

Step 3: ( x + 2 ) squared equals 1

Step 4: x plus 2 equals plus or minus 1

Solution: x equals -1 and x equals -3