Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Point
Q
(
2
,
−
1
)
Q(2,-1)
Q
(
2
,
−
1
)
is fixed in the plane. A variable point
P
(
k
,
5
)
P(k,5)
P
(
k
,
5
)
is chosen so that the line joining
P
P
P
and
Q
Q
Q
is perpendicular to the line
3
x
−
4
y
+
6
=
0
3x-4y+6=0
3
x
−
4
y
+
6
=
0
. a. (i) Find the value of
k
k
k
. b. (ii) Hence write the equation of the line
P
Q
PQ
P
Q
.
Browse the problem library