A point is reflected across the axis and then translated 3 units to the left and 4 units down. What are the coordinates of the final point?
Options
A
B
C
D
Answer & Analysis
Answer
B
Analysis
Question Analysis:
This question focuses on the sequential application of reflection across the axis and two - direction translations (horizontal and vertical).
Key Concept Explanation:
Reflection across the axis: .
Horizontal translation units to the left: .
Vertical translation units down: .
Step - by - Step Solution:
Reflection across the axis:
Given the point . After reflection across the axis using the rule , the new point has coordinates as the coordinate stays and the coordinate changes from to .
Translation 3 units to the left:
Take the point and apply the translation 3 units to the left. Using the rule with , the new coordinate becomes , and the
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