WOLFRAM
|
DEMONSTRATIONS PROJECT
Derivatives of the Sum of Two Sines
a
1
b
1
T
h
i
s
D
e
m
o
n
s
t
r
a
t
i
o
n
p
l
o
t
s
f
(
x
)
=
s
i
n
(
a
x
)
+
s
i
n
(
b
x
)
a
n
d
i
t
s
f
i
r
s
t
a
n
d
s
e
c
o
n
d
d
e
r
i
v
a
t
i
v
e
s
.