functions
what is the domain?
y = (x - 3)2 - 10
all real numbers
y = 0.5x - 4
what is the slope of a line perpendicular to this?
-2
what is the domain?
y = 1/(sq(3x + 2))
x > -2/3
What is the midpoint of this line?
A(2, 7) to B(6, -3)
(4, 2)
what is the range?
y = (x + 3)2 - 2
[-2, infinity)
what is the length of this line?
A(2, 7) to B(6,-3)
sq(32)
what does one-to-one mean? give an example of a function that is one to one
each output can only be reached by one unique input
x2 + y 2 +4x - 2y = 4
what is the center and radius of this circle?
center (-2, 1)
radius = 3