NCERT Solutions
Board Paper Solutions
Ask & Answer
School Talk
Login
GET APP
Login
Create Account
Popular
Latest
Expert Answers
ALL
Aishwarya Trivedi
Subject: Maths
, asked on 5/12/17
please answer
Question 1 of 90
I
f
α
,
β
a
n
d
γ
a
r
e
s
u
c
h
t
h
a
t
α
+
β
+
γ
=
0
,
t
h
e
n
t
h
e
v
a
l
u
e
o
f
1
cos
γ
cos
β
cos
γ
1
cos
α
cos
β
cos
α
1
i
s
-
1
.
0
2
.
1
3
.
α
β
γ
4
.
N
o
n
e
o
f
t
h
e
s
e
Answer
1
Aishwarya Trivedi
Subject: Maths
, asked on 5/12/17
please answer
G
i
v
e
n
t
h
a
t
1
a
a
3
1
b
b
3
1
c
c
3
=
(
a
-
b
)
b
-
c
c
-
a
a
+
b
+
c
,
t
h
e
v
a
l
u
e
o
f
1
1
1
2
3
4
8
27
64
i
s
1
.
-
9
2
.
42
3
.
19
4
.
24
Answer
1
Aishwarya Trivedi
Subject: Maths
, asked on 5/12/17
a
x
7
+
b
x
6
+
c
x
5
+
d
x
4
+
e
x
3
+
f
x
2
+
g
x
+
h
=
(
x
+
1
)
(
x
2
+
2
)
(
x
2
+
x
)
(
x
2
+
x
)
(
x
+
1
)
x
2
+
2
)
(
x
2
+
2
)
(
x
2
+
x
)
(
x
+
1
)
.
T
h
e
n
1
.
g
=
3
a
n
d
h
=
-
5
2
.
g
=
-
3
a
n
d
h
=
-
5
3
.
g
=
-
3
a
n
d
h
=
-
9
4
.
n
o
n
e
o
f
t
h
e
s
e
P
l
e
a
s
e
a
n
s
w
e
r
Answer
1
Aishwarya Trivedi
Subject: Maths
, asked on 5/12/17
please answer
Answer
1
Aishwarya Trivedi
Subject: Maths
, asked on 5/12/17
please answer
Answer
1
Aishwarya Trivedi
Subject: Maths
, asked on 4/12/17
please answer
Question 18 of 90
∆
=
p
2
-
i
i
+
1
2
+
1
q
3
+
i
1
-
i
3
-
i
r
i
s
a
l
w
a
y
s
1. real
2. imaginary
3. zero
4. None of these
Answer
1
Aishwarya Trivedi
Subject: Maths
, asked on 4/12/17
please answer
Question 19 of 90
If a, b and c are the pth, qth and rth terms of an HP, then
b
c
c
a
a
b
p
q
r
1
1
1
1. A term containing a, b, c, p, q, r
2. a constant
3. zero
4. none of these
Answer
1
Varsha Bisht
Subject: Maths
, asked on 3/12/17
Please answer the following question quick.U
Its urgent.
Answer
2
Brendan
Subject: Maths
, asked on 2/12/17
Solve this:
Answer
1
Aarathy.ajith
Subject: Maths
, asked on 2/12/17
Please answer this question
Answer
1
Brendan
Subject: Maths
, asked on 1/12/17
Help with this please...
Answer
1
Achint Agarwal
Subject: Maths
, asked on 28/11/17
A shopkeeper has 3 varities of pens A,B and C.Meenu purchased 1 pen of each variety for a total of 21 rupees.Jeen purchased 4 pens of A,3 pens of B,and 2 pens of C for 60 rupess,While shikha purchased 6 pen of A ,2 pen of B ,and 3 pen of C for 70 rupees.Use matrix method to find cost of each pen?
Answer
1
Riya
Subject: Maths
, asked on 27/11/17
How to find out wheather to form a horizontal or vertical equation of matrix. In a word problem
Answer
1
Meenu Alahawat
Subject: Maths
, asked on 23/11/17
Q. Find matrix A such that
2
-
1
1
0
-
3
4
A
=
-
1
-
8
1
-
2
9
22
Answer
1
Manpreet Virk
Subject: Maths
, asked on 21/11/17
Answer please fast...
8.
Make
t
the subject of
5
(
t
-
g
)
=
a
t
+
7
Answer
3
Prev
7
8
9
10
11
Next
What are you looking for?
Question 1 of 90
Question 18 of 90
1. real
2. imaginary
3. zero
4. None of these
Question 19 of 90
If a, b and c are the pth, qth and rth terms of an HP, then
1. A term containing a, b, c, p, q, r
2. a constant
3. zero
4. none of these
Its urgent.
8. Make t the subject of