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Question 30 - Week 4 Practice | Prasnya
Q30
00:00
5 Jun 2022
Q30.
Choose the set of correct option(s).
@passage
A
The number of
x
x
x
-intercepts of
r
1
(
x
)
r_1(x)
r
1
(
x
)
and
r
2
(
x
)
r_2(x)
r
2
(
x
)
are same.
B
The number of intersection points of
r
1
(
x
)
r_1(x)
r
1
(
x
)
and
r
2
(
x
)
r_2(x)
r
2
(
x
)
can be found using
r
1
(
x
)
=
r
2
(
x
)
r_1(x)=r_2(x)
r
1
(
x
)
=
r
2
(
x
)
.
C
The number of intersection points of
r
1
(
x
)
r_1(x)
r
1
(
x
)
and
r
2
(
x
)
r_2(x)
r
2
(
x
)
can be found using
r
1
(
x
)
=
−
r
2
(
x
)
r_1(x)=-r_2(x)
r
1
(
x
)
=
−
r
2
(
x
)
.
D
The number of
x
x
x
-intercepts of
r
1
(
x
)
r_1(x)
r
1
(
x
)
and
r
2
(
x
)
r_2(x)
r
2
(
x
)
are
4
4
4
.
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Q30
00:00
5 Jun 2022
Q30.
Choose the set of correct option(s).
@passage
A
The number of
x
x
x
-intercepts of
r
1
(
x
)
r_1(x)
r
1
(
x
)
and
r
2
(
x
)
r_2(x)
r
2
(
x
)
are same.
B
The number of intersection points of
r
1
(
x
)
r_1(x)
r
1
(
x
)
and
r
2
(
x
)
r_2(x)
r
2
(
x
)
can be found using
r
1
(
x
)
=
r
2
(
x
)
r_1(x)=r_2(x)
r
1
(
x
)
=
r
2
(
x
)
.
C
The number of intersection points of
r
1
(
x
)
r_1(x)
r
1
(
x
)
and
r
2
(
x
)
r_2(x)
r
2
(
x
)
can be found using
r
1
(
x
)
=
−
r
2
(
x
)
r_1(x)=-r_2(x)
r
1
(
x
)
=
−
r
2
(
x
)
.
D
The number of
x
x
x
-intercepts of
r
1
(
x
)
r_1(x)
r
1
(
x
)
and
r
2
(
x
)
r_2(x)
r
2
(
x
)
are
4
4
4
.
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Check
Details
