Question

PIEVIOUS

Select the correct answer from each drop-down menu.
B
De
B
CH
Quadrilateral A'B'C'D'is obtained by a reflection across the y-axis of quadrilateral ABCD, followed by a translation 3 units to the left and 3
units down. Create a function modeling the reflection and the translations.
Rx y = 1
Reset
Next
First drop down selection :
X+3
-x+3
X-3
-x-3
Second drop down selection:
Y+3
-y+3
Y-3
-y-3

Answer 1

9514 1404 393

Answer:

f(x, y) = (-x-3, y-3)

Explanation:

Reflection across the y-axis is ...

r(x, y) = (-x, y)

Translation left and down 3 units each is ...

t(x, y) = (x -3, y -3)

Then the composition of reflection then translation is ...

f(x, y) = t(r(x,y)) = t(-x, y)

f(x, y) = (-x-3, y-3)