Basic Shapes of the Six Trigonometric Function Graphs
1
–1
SINE
Domain
All real numbers
Period
2π
Range
1 y  1
Amplitude
1
1
–1
COSINE
TANGENT
Domain
All real numbers
Period
2π
Range
1 y  1
Amplitude
1
Domain
Range
All real numbers
except
Integer multiples of
All real numbers

Period
π
Amplitude
None
2
COTANGENT
COSECANT
SECANT
Domain
All real numbers except
integer multiples of π
Period
π
Range
All real numbers
Amplitude
None
Domain
All real numbers except
integer multiples of π
Period
2π
Range
y 1
Amplitude
None
Domain
All real numbers except
integer multiples of  2
Period
2π
Range
y 1
Amplitude
None