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Mathematics
Mathematics
Problem
5. Find the distance between parallel lines (i)
15
x
+
8
y
−
34
=
0
15 x+8 y-34=0
15
x
+
8
y
−
34
=
0
and
15
x
+
8
y
+
31
=
0
15 x+8 y+31=0
15
x
+
8
y
+
31
=
0
(ii)
l
(
x
+
y
)
+
p
=
0
l(x+y)+p=0
l
(
x
+
y
)
+
p
=
0
and
l
(
x
+
y
)
−
r
=
0
l(x+y)-r=0
l
(
x
+
y
)
−
r
=
0
.
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