Match each graph with its equation
-
a
b
c
d
e
2
4
6
8
10
12
-2
-4
-6
-8
-10
-12
2
4
6
8
10
12
-2
-4
-6
-8
-10
-12
-
a
b
c
d
e
2
4
6
8
10
12
-2
-4
-6
-8
-10
-12
2
4
6
8
10
12
-2
-4
-6
-8
-10
-12
-
a
b
c
d
e
2
4
6
8
10
12
-2
-4
-6
-8
-10
-12
2
4
6
8
10
12
-2
-4
-6
-8
-10
-12
-
a
b
c
d
e
2
4
6
8
10
12
-2
-4
-6
-8
-10
-12
2
4
6
8
10
12
-2
-4
-6
-8
-10
-12
-
a
b
c
d
e
2
4
6
8
10
12
-2
-4
-6
-8
-10
-12
2
4
6
8
10
12
-2
-4
-6
-8
-10
-12
r
=
6
\displaystyle {r}={6}
r
=
6
r
=
12
sin
(
θ
)
\displaystyle {r}={12}{\sin{{\left(\theta\right)}}}
r
=
12
sin
(
θ
)
r
=
12
cos
(
θ
)
\displaystyle {r}={12}{\cos{{\left(\theta\right)}}}
r
=
12
cos
(
θ
)
r
=
−
12
cos
(
θ
)
\displaystyle {r}=-{12}{\cos{{\left(\theta\right)}}}
r
=
−
12
cos
(
θ
)
r
=
−
12
sin
(
θ
)
\displaystyle {r}=-{12}{\sin{{\left(\theta\right)}}}
r
=
−
12
sin
(
θ
)
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