January 24, 2017
Precalculus - Graphs of tangent and cotangent
First, let's get out TI-Nspire and look at the tangent
document
domain =
range =
1
period =
.5
-.5
-1
critical values
x
Base graph for y = tan(x)
y
1
.5
0
-.5
-1
Try y = 2tan(x) on TI - Nspire. What do you notice?
1
domain =
.5
range =
-.5
-1
period =
January 24, 2017
January 24, 2017
First, let's get out TI-Nspire and look at the
cotangent document
domain =
range =
1
period =
.5
-.5
-1
Base graph for y = cot(x)
critical values
x
y
0
1
.5
-.5
-1
Try y = 2cot(x) on TI - Nspire. What do you notice?
1
.5
domain =
range =
-.5
-1
period =
January 24, 2017
January 24, 2017
January 24, 2017
January 24, 2017
homework - Math XL tangent and cotangent graphs