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Kabir Chhabra
Subject: Maths
, asked on 21/4/18
Q8
8. Find the points common to the hyperbola 25x
2
-9y
2
=225 and the straight line 25x+12y-45=0
Answer
1
Lavneesh Rajput
Subject: Maths
, asked on 18/4/18
Solve this:
185
.
A
c
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h
a
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t
h
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p
a
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a
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t
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q
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a
t
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n
x
=
a
2
t
(
t
2
+
1
)
a
n
d
y
=
b
2
t
(
t
2
-
1
)
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a
x
2
a
2
+
y
2
b
2
=
14
b
x
2
+
y
2
=
a
2
b
2
c
b
2
x
2
-
a
2
y
2
=
a
2
b
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d
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Answer
1
Muskan Chojer
Subject: Maths
, asked on 5/4/18
If H is height, S is curved surface area and V is volume of a cone, then: (A) 3?VH? + 9V? = S?H? (B) ?VH? - SH? + V? = 0 (C) 3?VH? + V? = S?H? (D) 3?VH? - 9V? = S?H? Explain.
Answer
1
Jatin Pruthi
Subject: Maths
, asked on 29/3/18
for the ellipse 3x2 + 2y2 = 6. Find the length of major and minor axis, eccentricity, co-ordinates of foci and vertices and the latus rectum.
Answer
1
Priyansh
Subject: Maths
, asked on 19/3/18
Q. Let PA and PB are two tangents drawn from point p on the line x+2y=3 to the circle
x
-
1
2
+
y
-
1
2
=
1
, then find the locus of the circum centre of triangle PAB.
Answer
1
Sudhanshu Singh
Subject: Maths
, asked on 18/3/18
↵
Solve
this:
22. The number of all possible value of
θ
, where 0<
θ
<
π
, for which the system of equations.
(y+z) cos 3
θ
=(xyz) sin 3
θ
x
sin
3
θ
=
2
cos
3
θ
y
+
2
cos
3
θ
z
and (xyz) sin 3
θ
= (y+2z) cos 3
θ
+ ysin 3
θ
have a solution (x
0
,y
0
,z
0
) with y
0
z
0
≠
0, is ....
Answer
1
Sudhanshu Singh
Subject: Maths
, asked on 18/3/18
Solve this
Q1. Consider a branch of the hyperbola
x
2
– 2y
2
–
2
2
x
–
4
2
y
– 6 = 0
with vertex at the point A. Let B be one of the end points of its latusrectum . If C is the focus of the hyperbola nearest to the point A, then the area of the
∆
ABC is
(a) 1 –
2
/
3
sq unit (b)
3
/
2
– 1 sq unit
(c) 1 +
2
/
3
sq unit (d)
3
/
2
+ 1 sq unit
Answer
2
Sudhanshu Singh
Subject: Maths
, asked on 18/3/18
Solve this
Answer
1
Kashish Bagadia
Subject: Maths
, asked on 18/3/18
A chord is drawn passing through
P
(2, 2) on the ellipse
x
2
25
+
y
2
16
=
1
such that it intersects the ellipse at A and B. Then maximum value of PA. PB is
(A)
61
4
(B)
59
4
(C)
71
4
(D)
63
4
Answer
1
Yagyam Aggarwal
Subject: Maths
, asked on 18/3/18
Pls answer 84 question
Q.84. If equation of one tangent drawn from (0, 0) to the circle with centre (2, 4) is 4x + 3y = 0, then equation of the other tangent from (0, 0) is
(1) 4x - 3y = 0
(2) x = 0
(3) y = 0
(4) x + 4y = 0
Answer
1
Yagyam Aggarwal
Subject: Maths
, asked on 13/3/18
Q. The length of the latus rectum of the parabola x
2
-6x +5y =0 is
(1) 1 (2) 3 (3) 5 (4) 7
Answer
1
Adhiraj Singh
Subject: Maths
, asked on 9/3/18
if the focal distance of the end of minor axis of an ellipse is q and distance between its foci is 2p,then find its equation.
Answer
1
Priyanka
Subject: Maths
, asked on 6/3/18
Solve this:
7
.
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p
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b
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a
y
-
2
2
=
3
x
+
1
.
Answer
1
Divya Mahesh
Subject: Maths
, asked on 6/3/18
21. Find the equation of the ellipse if its foci are (
±
2,0) and the length of the latus rectum is 10/3.
Answer
1
Krithikha B
Subject: Maths
, asked on 4/3/18
find the equation of ellipse which passesthrough -3,1 and eccentrcity root2/5
Answer
1
1
2
3
4
5
Next
What are you looking for?
8. Find the points common to the hyperbola 25x2-9y2=225 and the straight line 25x+12y-45=0
Q. Let PA and PB are two tangents drawn from point p on the line x+2y=3 to the circle , then find the locus of the circum centre of triangle PAB.
22. The number of all possible value of , where 0<<, for which the system of equations.
(y+z) cos 3 =(xyz) sin 3
and (xyz) sin 3 = (y+2z) cos 3 + ysin 3 have a solution (x0,y0,z0) with y0z0 0, is ....
Q1. Consider a branch of the hyperbola
x2 – 2y2 – – – 6 = 0
with vertex at the point A. Let B be one of the end points of its latusrectum . If C is the focus of the hyperbola nearest to the point A, then the area of the ABC is
(a) 1 – sq unit (b) – 1 sq unit
(c) 1 + sq unit (d) + 1 sq unit
(A) (B) (C) (D)
Q.84. If equation of one tangent drawn from (0, 0) to the circle with centre (2, 4) is 4x + 3y = 0, then equation of the other tangent from (0, 0) is
(1) 4x - 3y = 0
(2) x = 0
(3) y = 0
(4) x + 4y = 0
(1) 1 (2) 3 (3) 5 (4) 7