solve x2-2x+1=0 graphicaly
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Answered by
1
Answer:
1
Step-by-step explanation:
Algebraically
x
2
+
2
x
+
1
=
0
→
(
x
+
1
)
2
=
0
→
x
=
−
1
Graphically
graph{x^2+2x+1 [-3.342, 1.526, -0.358, 2.073]}
The graph of
x
2
+
2
x
+
1
only touches the X-axis (i.e. is equal to
0
) at the point where
x
=
−
1
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