Find the roots of x2-3 x-1=0 by completing the square method
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Answered by
2
Answer:
From the given
x
2
+
3
x
+
1
=
0
, we can see that the coefficient of x^2 is already 1, so we can begin with the coefficient of x which is 3.
The 3 will have to be divided by 2 then the result should be squared and the final result is
9
4
. This number will be added and subtracted in the equation on one side.
x
2
+
3
x
+
1
=
0
x
2
+
3
x
+
9
4
−
9
4
+
1
=
0
Answered by
0
Answer:
The answer is in attechment
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