Reflection Over the X-Axis

What are the transformations of this functions compared to the parent function?

• Shifted right 5, shifted down 2, and reflected over the x-axis

• Reflected over the x-axis, vertical stretch by 2, and shifted right 5

• Reflected over the x-axis, vertical stretch by 2, and shifted left 5

• Shifted right 5, shifted down 2

Tags

CCSS.HSF.BF.B.3

Tags

CCSS.HSF-IF.C.7B

Identify the transformation from ABC to A'B'C'.

• 90^o clockwise rotation

• 90^o counter clockwise rotation

• Reflection across the y-axis

• Reflection across the x-axis

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which algebraic equation is a reflection over the x-axis

• (x*y)

• (x,-y)

• (x,+y)

• (2x,2y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Complete the mapping for a reflection over the x-axis:

• x

• -y

• -x

• y

Tags

reflections

transformations

mappings

Reflect C(7, 3) over the x-axis.

Click on the correct location of C' on the graph.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Given pre-image point (-2,5)

Plot the pre-image & image after a reflection over the x-axis

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Complete the mapping for a reflection over the x-axis:

(x, y) --> (​ (a)   ,​ (b)   )

• x

• -y

• -x

• y

Tags

reflections

transformations

mappings

A reflection over the x-axis causes the ​ (a)   to stay the same and the ​ (b)   to switch.

The algebraic representation is ​ (c)  

• x-value

• y-value

• (x, y)-->(x, -y)

• (x, y)-->(-x, y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflections over the x-axis change the ____-__________. 

• y-coordinate

• x-coordinate

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5