transformations stretch 29 videos
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Find an Equation for the Sine or Cosine Wave
Trigonometry Trigonometric Functions
How to identify the graph of a stretched cosine curve.
sine cosine period amplitude intercepts turning points -
Find an Equation for the Sine or Cosine Wave
Precalculus Trigonometric Functions
How to identify the graph of a stretched cosine curve.
sine cosine period amplitude intercepts turning points -
Translations
Geometry Transformations
How to describe a translation; how to interpret ordered pair rules.
transformation translation isometry coordinates ordered pair image -
Rotations
Geometry Transformations
How to define a rotation and what information is necessary to perform a rotation.
isometry transformation point of rotation angle of rotation direction counterclockwise clockwise -
Glide Reflections
Geometry Transformations
How to describe a glide reflection and identify the information needed to perform a glide reflection.
composition of transformations translation glide reflection parallel lines ordered pair rule -
Find an Equation of the Polynomial Function
Precalculus Polynomial and Rational Functions
How we identify the equation of a polynomial function when we are given the intercepts of its graph.
polynomial functions cubic functions x intercepts factors end behavior leading coefficient stretch factor -
Reflections
Geometry Transformations
How to describe the effect of a reflection, how to describe the effect of the ordered pair rules (x,y) -> (-x, y),(x,y) -> (x, -y), (x,y) -> (y, x).
transformation isometry orientation image equidistant ordered pair rules map x axis y axis line y = x -
Dilations
Geometry Transformations
How to perform and describe a dilation.
dilation transformation isometry similar figures enlarge reduce scale factor center of dilation