Trig Graphing. Setting up the Trig graph: x y Lets graph y=sin(x)
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Transcript of Trig Graphing. Setting up the Trig graph: x y Lets graph y=sin(x)
Trig Graphing
Setting up the Trig graph:
x
y
.2
or 90every labelonly Weradians. 6
or 30
hblock wortevery with radians,in axis- x thelabel We
unit. 1 toequal blocks 2
every with integers, with axis-y thelabel We
Lets graph y=sin(x)
0,1
1,0
0,1
1,0
2sin,
2
3sin,sin,
2sin,0sin
:points critical five are There
00sin
12
sin
0sin
12
3sin
02sin
20 interval on the
functionsin thegraphedjust We
x
Notice that the graph doesn’t stop on the interval.
Graphs of y = a sin x and y = a cos x
Lets graph y=cos(x)
0,1
1,0
0,1
1,0
2cos,
2
3cos,cos,
2cos,0cos
:points critical five are There
10cos
02
cos
1cos
02
3cos
12cos
20 interval on the
function cos thegraphedjust We
x
Notice that the graph doesn’t stop on the interval.
Graphs of y = a sin x and y = a cos x
Lets graph y=sin(x)
22 interval on thegraph Lets x
What is the maximum value of this function?What is the minimum value of this function?What are the zeroes of this function?
1
1 2,,0,,2
Lets graph y=cos(x)
22 interval on thegraph Lets x
What is the maximum value of this function?What is the minimum value of this function?What are the zeroes of this function?
1
1
2
3,
2,
2,
2
3
Homework
Page 1#3 – just graph them on the given
interval#4 – just graph on the interval#5 – just graph on the interval
Page 1, #3
Page 1, #4
Page 1, #5
Page 1, #6