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Samiksha Jain
Subject: Maths
, asked on 18/5/18
evaluate lim
x->a
(a
2
-x
2
)
2
((a
2
+x
2
)/ax -2 sin((a pi)/2 ) sin((pi x)/2) where a is an odd integer
Answer
1
Vani Singh
Subject: Maths
, asked on 15/5/18
Find limit r tends to 2
r^3+2^3/r-2
Answer
6
Vani Singh
Subject: Maths
, asked on 15/5/18
Solve this:
Answer
2
Samiksha Jain
Subject: Maths
, asked on 10/5/18
the arithmetic mean of the series a+a+d+a+2d......(a+2nd)
{ans is a+nd)
Answer
1
Turjo Bhattacharjee
Subject: Maths
, asked on 8/5/18
Using properties of determinants prove that:
5.
1
1
1
a
b
c
b
c
c
a
a
b
=
a
-
b
b
-
c
c
-
a
.
Answer
1
Nura Mohammad
Subject: Maths
, asked on 8/5/18
Evaluate:
∆
=
0
sin
α
-
cos
α
-
sin
α
0
sin
β
cos
α
-
sin
β
0
Answer
2
Aarishti Singh
Subject: Maths
, asked on 6/5/18
Q7 reply fast plssss
Answer
1
Aarishti Singh
Subject: Maths
, asked on 6/5/18
Q.4. Find the value of
θ
satisfying
1
1
sin
3
θ
-
4
3
cos
2
θ
7
-
7
-
2
=
0
Answer
1
Caleb Sarangi
Subject: Maths
, asked on 3/5/18
Prove without expanding:
Answer
1
Amitesh Kumar
Subject: Maths
, asked on 2/5/18
Plz fast exam today
Q.14. Solve for x,
4
x
6
x
+
2
8
x
+
1
6
x
+
2
9
x
+
3
12
x
8
x
+
1
12
x
16
x
+
2
=
0
Answer
1
Kabir Chhabra
Subject: Maths
, asked on 2/5/18
Without expanding solve q7
Q.7.
a
b
c
a
-
b
b
-
c
c
-
a
b
+
c
c
+
a
a
+
b
=
a
3
+
b
3
+
c
3
-
3
a
b
c
Answer
1
Amitesh Kumar
Subject: Maths
, asked on 1/5/18
Plz fast exam tomorrow
Q. Without expanding prove that
a
+
b
x
c
+
d
x
p
+
q
x
a
x
+
b
c
x
+
d
p
x
+
q
u
v
w
=
1
-
x
2
a
c
p
b
d
q
u
v
w
Answer
1
Manasi Mujumdar
Subject: Maths
, asked on 1/5/18
if A and B are square matrices of the same order and A is non singular then for a positive integer n (AinverseBA)^n =
Answer
1
Aarishti Singh
Subject: Maths
, asked on 30/4/18
Pls solve fast
Answer
1
Amitesh Kumar
Subject: Maths
, asked on 27/4/18
6. If
∆
=
1
3
cos
θ
1
sin
θ
1
3
cos
θ
1
sin
θ
1
, the maximum value of
∆
is
a
)
-
10
b
)
-
10
C
)
10
D
)
10
Answer
1
1
2
3
4
5
Next
What are you looking for?
r^3+2^3/r-2
{ans is a+nd)
5. .
Q.14. Solve for x,
Q.7.
Q. Without expanding prove that