Algebraic Representations Transformations

What is the algebraic representation that describes this rotations?

• ( x , y )-->( x , -y )

• ( x , y )-->( -x , y )

• ( x , y )-->( y , x )

• ( x , y )-->( y , -x )

What is the algebraic representation for this dilation?

• ( x , y ) --> ( 3/2 x , 3/2 y )

• ( x , y ) --> ( 1.5 x , 1.5 y )

• ( x , y ) --> ( 2/3 x , 2/3 y )

• ( x , y ) --> ( 0.33 x , 0.33 y )

What is the algebraic representation for this dilation?

• ( x , y ) --> ( 3/2 x , 3/2 y )

• ( x , y ) --> ( 1.5 x , 1.5 y )

• ( x , y ) --> ( 2/3 x , 2/3 y )

• ( x , y ) --> ( 0.33 x , 0.33 y )

What is the algebraic representation for this dilation?

• ( x , y ) --> ( 1/2 x , 1/2 y )

• ( x , y ) --> ( 2 x , 2 y )

• ( x , y ) --> ( 1/2 x , 2 y )

• ( x , y ) --> ( 2 x , 1/2 y )

What is the algebraic representation for this dilation?

• ( x , y ) --> ( 25 x , 25 y )

• ( x , y ) --> ( 0.25 x , 0.25 y )

• ( x , y ) --> ( 2.5 x , 2.5 y )

• ( x , y ) --> ( x , y )

What is the algebraic representation for this dilation?

• ( x , y ) --> ( 6/3 x , 6/3 y )

• ( x , y ) --> ( 2 x , 2 y )

• ( x , y ) --> ( 6x , 3y )

• ( x , y ) --> ( x +3 , y +6 )

What is the algebraic representation for this dilation?

• ( x , y ) --> ( 2 x , 2 y )

• ( x , y ) --> ( x -2 , y -2 )

• ( x , y ) --> ( x +2 , y + 2 )

• ( x , y ) --> ( 1/2 x , 1/2 y )

What is the algebraic representation for this dilation?

• ( x , y ) --> ( 3/7 x , 3/7 y )

• ( x , y ) --> ( 7/3 x , 7/3 y )

• ( x , y ) --> ( 3x , 7y )

• ( x , y ) --> ( x +3 , y +7 )

What is the algebraic representation for this transformation?

• (x, y)-->(x, y+14)

• (x, y)-->(x, y-8)

• (x, y)-->(-x, y)

• (x, y)-->(x, -y)

Reflection over the x-axis

• (x,y)-->(-x,-y)

• (x,y)-->(x,-y)

• (x,y)-->(-x,y)

• (x,y)-->(-y,x)