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Ritesh Ranjan Rath
Subject: Maths
, asked on 21/3/18
11. Find the differential equation representing the family of curves
y
=
a
e
b
x
+
5
,
where a and b are arbitrary constants.
12. Evaluate:-
∫
cos
2
x
+
2
sin
2
x
cos
2
x
d
x
Answer
2
Ritesh Ranjan Rath
Subject: Maths
, asked on 21/3/18
19. Find:-
∫
2
cos
x
1
-
sin
x
1
+
sin
2
x
d
x
Answer
1
Shubhrajyoti Ghosh
Subject: Maths
, asked on 21/3/18
No links please
Q.(ii) If f (x) = | x | + | x + 2 | + | x + 5 | then find the value of
∫
-
5
0
f
x
d
x
.
(ii) Ans :
5
2
Answer
2
Shubhrajyoti Ghosh
Subject: Maths
, asked on 21/3/18
No links please
Q.(i) Evaluate (with the help of definite integral)
lim
n
→
∞
1
+
1
2
n
2
2
n
2
1
+
2
2
n
2
4
n
2
1
+
3
2
n
2
6
n
2
.
.
.
.
.
.
.
1
+
n
2
n
2
2
n
n
2
(e) (i) Ans :
4
e
Answer
1
Hari Nath
Subject: Maths
, asked on 20/3/18
Integration:
20. (i)
∫
-
2
2
x
cos
πx
d
x
Answer
1
Arvind Singh
Subject: Maths
, asked on 20/3/18
I
n
t
e
g
r
a
t
e
∫
0
π
x
1
+
cos
2
x
d
x
Answer
1
Shubhrajyoti Ghosh
Subject: Maths
, asked on 20/3/18
No links please:
Q. Integrate :
∫
1
+
cos
e
c
x
d
x
Answer
1
Shubhrajyoti Ghosh
Subject: Maths
, asked on 20/3/18
No links please
Q. Evaluate :
lim
n
→
∞
n
+
1
n
2
+
1
2
+
n
+
2
n
2
+
2
2
+
n
+
3
n
2
+
3
2
+
.
.
.
.
.
.
.
.
+
1
n
Answer
2
Tithi
Subject: Maths
, asked on 20/3/18
Solve this:
Q. I =
∫
0
π
x
sin
2
x
sin
π
2
cos
x
2
x
-
π
d
x
Answer
1
Arnapurna Paikaray
Subject: Maths
, asked on 20/3/18
Q
.
∫
tan
x
a
+
b
tan
2
x
d
x
Answer
1
Tks Arunachalam
Subject: Maths
, asked on 20/3/18
Ques 19
Q.19. Evaluate
∫
0
π
2
cos
x
1
+
cos
x
+
sin
x
d
x
using
Answer
1
Tithi
Subject: Maths
, asked on 20/3/18
Solve this:
Q.
∫
d
x
4
+
sin
2
x
2
=
Answer
1
Pradyum Sharma
Subject: Maths
, asked on 20/3/18
Integrate
Answer
2
Shanaya
Subject: Maths
, asked on 20/3/18
Integrate sin^5 (x) and similarly cos^5 (x).
Answer
3
Chaitanya Kapoor
Subject: Maths
, asked on 20/3/18
Solve this:
E
v
a
l
u
a
t
e
:
∫
sin
x
-
x
cos
x
x
x
+
sin
x
d
x
Answer
1
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What are you looking for?
12. Evaluate:-
Q.(ii) If f (x) = | x | + | x + 2 | + | x + 5 | then find the value of .
(ii) Ans :
Q.(i) Evaluate (with the help of definite integral)
(e) (i) Ans :
20. (i)
Q. Integrate :
Q. Evaluate :
Q. I =
Q.19. Evaluate using
Q. =