The local high school is having a talent show. On Monday they sale 5 children tickets and 3 adult tickets for $25 On Tuesday the
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The function f is giving by
f(x) = (x - 2)(x +4). What are the x-intercepts of the graph representing f?
The function f is giving by
f(x) = (x - 2)(x +4). What are the x-intercepts of the graph representing f?
ANSWER
The coordinates of the image are (2,2)
EXPLANATION
The mapping for a reflection across the line y=k is :
We want to find the image of the point (2,-4) after a reflection in the line y=-1.
In this case k=-1.
This simplifies to,
Hence the image is (2,2)