Chapter 14 - Exponentials and logarithms Flashcards
(11 cards)
What does the function f(x) + b do?
Shifts the function b units upward
What does the function f(x) - b do?
Shift the function b units downward
What does the function f(x + b) do?
Shifts the function b units to the left
What does the function f(x-b) do?
Shifts the function b units to the right
What does the function -f(x) do?
Reflects the function in the x-axis (upside down)
What does the function f(-x) do?
Reflects the functioning the y-axis (swapping the left and right sides)
What does the function af(x), a>1 do?
Stretch vertically by a factor of a
What does the function af(x), a<1 do?
Compress vertically by a factor of a
What does the function f(ax), a>1 do?
Compress horizontally by a factor of 1/a
What does the function f(ax), 0<a></a>
Stretch horizontally by a factor of 1/a
What does it mean if a graph has equation y=mx?
It goes through the origin