Find the x co-ordinates of the points of intersection of the two equations in the graph
-
A.
1, 1 -
B.
0, 4 -
C.
0,0 -
D.
4, 0 -
E.
4, 9
Correct Answer: Option D
Explanation
If y = 2x + 1 and y = x2 – 2x + 1
then x2 – 2x + 1 = 2x + 1
x2 – 4x = 0
x(x – 4) = 0
x = 0 or 4