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Dipesh Malhotra
Subject: Maths
, asked on 11/1/18
Area of a paralellogram whose adj sides are given by avector and b vector =?
Answer
2
Dipesh Malhotra
Subject: Maths
, asked on 10/1/18
If a and b are two vectors what does a . b( dot product) and a x b ( cross product) signify in 3d terms ? Pla explain with diagram
Answer
2
Chaitanya Kapoor
Subject: Maths
, asked on 8/1/18
Ques 11 no links plzz
Answer
1
Aashish Rohilla
Subject: Maths
, asked on 8/1/18
find the distance between the plane 2x -y + 2z = 5 and 5x - 2.5y +5z =20
Answer
1
Indu Nair
Subject: Maths
, asked on 4/1/18
in this question shouldn't RQ vector be OQ vector - OR vector?please explain
Answer
1
Aashish Rohilla
Subject: Maths
, asked on 1/1/18
Solve this:
Q9. Show that the line
r
→
=
i
^
+
j
^
+
2
i
^
+
j
^
+
4
k
^
is parallel to the plane
r
→
=
-
2
i
^
+
k
^
= 5. Also, find the distance between the line and the plane.
Answer
3
Deepanshu Arora
Subject: Maths
, asked on 1/1/18
Show that four points A , B , C and D with position vectors 4i+5j+k , -j-k , 3i+9j+4k and 4(-i+j+k) respectively are coplanar.
Answer
1
Aarathy.ajith
Subject: Maths
, asked on 1/1/18
Please answer this question 4th b part
Q4. Let
a
→
=
i
^
+
j
^
+
k
^
,
b
→
=
i
^
and
c
→
=
c
1
i
^
+
c
2
j
^
+
c
3
k
^
. Then
(a) If
c
1
=
1
and
c
2
=
2
,
find
c
3
which
makes
a
→
,
b
→
and
c
→
coplanar
(
Ans
c
3
=
2
)
(b) If c
2
= –1 and c
3
= 1, show that no value of c
1
can make
a
→
,
b
→
and
c
→
coplanar.
Answer
1
Ayesha Ateeq
Subject: Maths
, asked on 31/12/17
Find projection of vector 2i-5j+k on line y=x....and please specify how u get the vector on line y=x
Answer
1
Ayesha Ateeq
Subject: Maths
, asked on 30/12/17
Please explain how the vector on line y=x is i^+j^/root2....??
Answer
1
Archit
Subject: Maths
, asked on 28/12/17
Q.
Explain how these steps proceeded
-
3
≤
λ
≤
2
0
≤
|
λ
|
≤
3
Answer
1
Aashish Rohilla
Subject: Maths
, asked on 26/12/17
Solve this:
11
.
F
o
r
a
n
y
n
o
n
-
z
e
r
o
v
e
c
t
o
r
s
a
→
a
n
d
b
→
,
p
r
o
v
e
t
h
a
t
t
h
e
v
e
c
t
o
r
s
a
→
b
→
+
b
→
a
→
a
n
d
a
→
b
→
-
b
→
a
→
a
r
e
p
e
r
p
e
n
d
i
c
u
l
a
r
t
o
e
a
c
h
o
t
h
e
r
.
Answer
1
Deepshika Subramani
Subject: Maths
, asked on 24/12/17
is it like only when it is said to form a unit vector perpendicular to the given vectors we take the resultant of the given vector then form the unit vector or can we use that even when they tell us to form a vector parallel to the givwn vectors?
Answer
1
Archit
Subject: Maths
, asked on 20/12/17
Pls solve this question i need it
Q.11. If
a
→
a
n
d
b
→
are unit vectors, then what is the angle between
a
→
a
n
d
b
→
so that
3
a
→
-
b
→
may be a unit vector..
Answer
1
Aashish Rohilla
Subject: Maths
, asked on 19/12/17
Solve this:
Answer
1
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What are you looking for?
Q9. Show that the line is parallel to the plane = 5. Also, find the distance between the line and the plane.
Q4. Let . Then
(a) If
(b) If c2 = –1 and c3 = 1, show that no value of c1 can make coplanar.
Q.11. If are unit vectors, then what is the angle between so that may be a unit vector..