Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Suppose
R
R
R
is relation whose graph is symmetric to both
X
X
X
-axis and
Y
Y
Y
-axis and that the point
(
1
,
2
)
(1, 2)
(
1
,
2
)
is on the graph of
R
R
R
. Which one of the following is not necessarily on the graph of
R
R
R
? a.
(
−
1
,
2
)
(-1, 2)
(
−
1
,
2
)
b.
(
1
,
−
2
)
(1, -2)
(
1
,
−
2
)
c.
(
−
1
,
−
2
)
(-1, -2)
(
−
1
,
−
2
)
d.
(
2
,
1
)
(2, 1)
(
2
,
1
)
Browse the problem library