Megan+S.

Cosine-blue ridge mountains

Equation: y=2cos(x) Domain: (-∞, ∞) Range: [-2,2]

Discontinuties: None

Symmetry: y-axis

Even, Odd, or Neither: even f(-x)= 2cos(-x)=2cos(x)

End Behaviors: does not exist, never levels off, the graph oscillates