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Vibhav
Subject: Maths
, asked on 18/2/18
10. Evaluate:-
[
lim
H
→
∞
x
2
+
x
+
1
-
x
Answer
1
Vibhav
Subject: Maths
, asked on 18/2/18
Q
.
I
f
y
=
x
+
1
x
,
s
h
o
w
t
h
a
t
2
x
d
y
d
x
+
y
=
2
x
Answer
1
A. Nethra Krupa
Subject: Maths
, asked on 18/2/18
Determine the value of 'a' and 'b' such that the following function is continous at x=0
f(x)= { (sin x)/(sin(a+1)x) , if -pi<x<0
3, if x=0
( e
sin3bx
-1)/bx , if x>0}
PLEASE ANSWER FAST...
Answer
1
A. Nethra Krupa
Subject: Maths
, asked on 18/2/18
Show that the function f(x)={2x+3 , -3<=x<-2
x+1 , -2<=x<0
-x+2 , 0<=x<=1} is not differentiable at x=-2 and x=0.
PLEASE ANSWER FAST.
Answer
1
Riya
Subject: Maths
, asked on 17/2/18
Q. Using derivative, find the approximate percentage increase in the area of a circle if its radius is increased by 2% .
Answer
1
Nandhakumar
Subject: Maths
, asked on 16/2/18
X^3-2x^2+x-2/x^2-4. Xis not equal to2.what should be Fine(2) so that is a continuous at X=2
Q.7) What should be f (2) so that f (x) =
x
3
-
2
x
2
+
x
-
2
x
2
-
4
,
x
≠
2
is a continuous function at x = 2.
Answer
1
Archana
Subject: Maths
, asked on 15/2/18
Answer 14th question....
Answer
0
Anushka Ranaut
Subject: Maths
, asked on 15/2/18
Using differencials approximate cune root of 127
Answer
3
Deepanshu Arora
Subject: Maths
, asked on 13/2/18
Dear experts , Is using L'Hospital's Rule in the Questions of continuity will be considered valid in the Board Examinations ?
Answer
2
Tks Arunachalam
Subject: Maths
, asked on 11/2/18
Question 9 part 2
9
.
(
i
i
)
I
f
x
=
g
(
t
)
a
n
d
y
=
t
(
t
)
,
f
i
n
d
d
2
y
d
x
2
a
s
a
f
u
n
c
t
i
o
n
o
f
t
.
Answer
0
Tks Arunachalam
Subject: Maths
, asked on 11/2/18
Ques 6
Answer
2
Tks Arunachalam
Subject: Maths
, asked on 11/2/18
7
)
i
f
x
=
l
tan
-
1
y
-
x
2
x
2
,
f
i
n
d
d
y
d
x
Answer
1
Aaryaman Bhardwaj
Subject: Maths
, asked on 11/2/18
y=5x/1-6x^2. find dy/dx
Answer
1
Ranjit Singh
Subject: Maths
, asked on 10/2/18
Q.19. For what choice of a and b, is the function
f
(
x
)
=
x
2
,
x
≤
c
a
x
+
b
,
x
>
c
differentiable at x = c ?
Answer
1
Chaitanya Kapoor
Subject: Maths
, asked on 7/2/18
Solve this :
49
.
Find
dy
dx
if
y
=
sin
-
1
6
x
-
4
1
-
4
x
2
5
.
Answer
1
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What are you looking for?
f(x)= { (sin x)/(sin(a+1)x) , if -pi<x<0
3, if x=0
( esin3bx -1)/bx , if x>0}
PLEASE ANSWER FAST...
x+1 , -2<=x<0
-x+2 , 0<=x<=1} is not differentiable at x=-2 and x=0.
PLEASE ANSWER FAST.
Q.7) What should be f (2) so that f (x) = , is a continuous function at x = 2.
differentiable at x = c ?
Solve this :