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Question 31 - Week 2 Practice | Prasnya
Q31
00:00
16 Oct 2022
Q31.
Which of the following statements is (are) correct?
A
y
−
20
=
3
(
x
−
10
)
2
y-20=3(x-10)^2
y
−
20
=
3
(
x
−
10
)
2
is an equation of a parabola whose vertex is at
(
10
,
20
)
(10,20)
(
10
,
20
)
.
B
p
(
x
)
=
a
x
10
+
b
x
5
+
2
x
+
8
p(x)=ax^{10}+bx^5+2x+8
p
(
x
)
=
a
x
10
+
b
x
5
+
2
x
+
8
where
a
=
0
a=0
a
=
0
and
b
≠
0
b\ne0
b
=
0
, is a polynomial of degree
5
5
5
.
C
5
x
+
4
y
−
1
=
0
5x+4y-1=0
5
x
+
4
y
−
1
=
0
and
x
4
−
y
5
=
1
\frac{x}{4}-\frac{y}{5}=1
4
x
−
5
y
=
1
are perpendicular to each other.
D
2
x
+
7
y
+
9
=
0
2x+7y+9=0
2
x
+
7
y
+
9
=
0
and
6
x
+
21
y
+
9
=
0
6x+21y+9=0
6
x
+
21
y
+
9
=
0
are parallel to each other.
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Details
Q31
00:00
16 Oct 2022
Q31.
Which of the following statements is (are) correct?
A
y
−
20
=
3
(
x
−
10
)
2
y-20=3(x-10)^2
y
−
20
=
3
(
x
−
10
)
2
is an equation of a parabola whose vertex is at
(
10
,
20
)
(10,20)
(
10
,
20
)
.
B
p
(
x
)
=
a
x
10
+
b
x
5
+
2
x
+
8
p(x)=ax^{10}+bx^5+2x+8
p
(
x
)
=
a
x
10
+
b
x
5
+
2
x
+
8
where
a
=
0
a=0
a
=
0
and
b
≠
0
b\ne0
b
=
0
, is a polynomial of degree
5
5
5
.
C
5
x
+
4
y
−
1
=
0
5x+4y-1=0
5
x
+
4
y
−
1
=
0
and
x
4
−
y
5
=
1
\frac{x}{4}-\frac{y}{5}=1
4
x
−
5
y
=
1
are perpendicular to each other.
D
2
x
+
7
y
+
9
=
0
2x+7y+9=0
2
x
+
7
y
+
9
=
0
and
6
x
+
21
y
+
9
=
0
6x+21y+9=0
6
x
+
21
y
+
9
=
0
are parallel to each other.
Save
Check
Details
