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Solve integration 1/sinxsina

Posted by Riya Bhatt 6 years, 10 months ago

CBSE > Class 12 > Mathematics

1 answers

Aditya Roy 6 years, 10 months ago

1/sinxsina dx =1/sina int 1/sinxdx =1/sina int cosecxdx =1/sina[ log(cosecx+cotx)]+c

ANSWER

If f (x)=x+7 and g (x) =x-7, find fog (7).

Posted by Rahul Verma 6 years, 10 months ago

CBSE > Class 12 > Mathematics

1 answers

Asit Bafna 6 years, 10 months ago

Ans=7

ANSWER

Solve the following differential equation (1+x^2)dy÷dx-2xy=(x^2+2)(x^2+1)

Posted by Amit Yadav 6 years, 10 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

If 2x+3y=sinx then find the value of dy/dx

Posted by Kartik Hardiya 6 years, 10 months ago

CBSE > Class 12 > Mathematics

1 answers

Amit Chauhan 6 years, 10 months ago

Dy/dx=cosx/3 - 2/3

ANSWER

is" limit of sum " in intigration is important? ? for paper

Posted by Harsh Shukla 6 years, 10 months ago

CBSE > Class 12 > Mathematics

3 answers

Aditya Roy 6 years, 10 months ago

Haa basically zisme gp lgta jai

Amit Chauhan 6 years, 10 months ago

Sb important h ncert m h jo

Akshat Tiwari 6 years, 10 months ago

No,not imp.

ANSWER

Integration of sinxsin(cosx)dx

Posted by Karan Kumar 6 years, 10 months ago

CBSE > Class 12 > Mathematics

3 answers

Amit Chauhan 6 years, 10 months ago

Cos(cosx)

Hardik Omre 6 years, 10 months ago

Let cosx=t diff. both side w. r. t then -sinx=dt/dx then dx=-dt/sinx then inegration of Sinxsin(cos)= -cos(t)then -cos(cos) is ans.

Kartik Periwal 6 years, 10 months ago

-cos(cosx)

ANSWER

Differentiation of log(xlogx) to the power of log(logx)

Posted by Ved Perkash 6 years, 10 months ago

CBSE > Class 12 > Mathematics

1 answers

Amit Chauhan 6 years, 10 months ago

1/xlogx+1/x

ANSWER

Respected teacher, . . .. i want to know that.. actually i have total 5 subjects in main and one subject in additional.. suppose i have math and biology both in main and physical in additional.. if i failed in maths and passes all subject.. then cbse declared me what pass or fail .. please resolve this problem

Posted by Seikh Israfil 6 years, 10 months ago

CBSE > Class 12 > Mathematics

1 answers

Dinesh Kumar Gupta 6 years, 10 months ago

No cbse not declared pass coz u have only 5 subjects if u have 6 subjects then u will get that advantage.... but u have to prepare hard n pass in all subjecys

ANSWER

Integration of (x9+x6+x3)((2x6+3x3+6)^1/3) dx

Posted by Mohit Pal 6 years, 10 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Clifton

Posted by Sabaree Sabarish 6 years, 10 months ago

CBSE > Class 12 > Mathematics

1 answers

Akshat Tiwari 6 years, 10 months ago

City in new jersey

ANSWER

Show that the height of the cone of maximum volume that can be inscribed in a sphere of radius 12 cm is 16 cm

Posted by Sumit Varshney 6 years, 10 months ago

CBSE > Class 12 > Mathematics

1 answers

Saket Kumar Suman 6 years, 10 months ago

By outline, in sphere (rad.=r) draw triangle(cone∆) pts. A,B,C ,mark centre O in it,OC =R,<COD=2<CAD <CAD=@, <COD=2@ the height h (AD)has 2parts (r+rcos2@)=r(1+cos2@)=2rcos^2(@) and CD=rsin2@ (v)Vol.=1/3πr^2h =1/3π(CD^2)AD =1/3π(r^2 sin^2(2@)) * 2rcos^2(@) =2/3π r^3 {4 sin^2(@) cos^2(@)} cos^2(@) =8/3π r^3 {sin^2(@) cos^4(@)} Now diffn. In terms of @ Apply product rule ( Take, 8/3πr^3= ₹) dv/d@ =₹{2sin@cos^5(@)-4cos^3(@)sin^3(@)} =2₹sin@cos^3(@) {cos^2(@)-2sin^2(@)} =0(max.) ={cos^2(@)-2sin^2(@)}=0 ={1- sin^2(@)-2sin^2(@)}=0 =1-3sin^2(@)=0 =sin^2(@)=1/3 Now h AD=r(1+cos2@)=r{1+ 1- 2sin^2(@)} =r{2-2*1/3} =r{2-2/3} =12*4/3 =16 cm

ANSWER

integration of mode x

Posted by Nayan Mittal 6 years, 10 months ago

CBSE > Class 12 > Mathematics

1 answers

Nitin Gole 6 years, 10 months ago

Originally Answered: Is integral of mod of X possible? We first note that: ddx(|x|)=|x|xddx(|x|)=|x|x where x cannot take the value 0. Hence, I=∫|x|dxI=∫|x|dx =∫|x|xxdx=∫|x|xxdx =∫xd(|x|)=∫xd(|x|) =x|x|−∫|x|dx=x|x|−∫|x|dx =x|x|−I=x|x|−I ⟹2I=x|x|⟹2I=x|x| ⟹I=x|x|2+C

ANSWER

y = √x+1 - √x-1 show that (x^2 -1)d^2y/dx^2 + xdy/dx -y/4 = 0

Posted by Vedansh Kaushik 6 years, 10 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

For what value of K, the function (x) = {1-cos4x/8X2, x=! 0 and K, x=0} is continuous at x=0?

Posted by Nitish Teotia 6 years, 10 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

If y=tan^-1(2a^x/1-a^2x),a>-1,-infinite<x<0,find dy/dx

Posted by Prashant Duve 6 years, 10 months ago

CBSE > Class 12 > Mathematics

2 answers

Preeti Takhar 6 years, 10 months ago

It will form identity of 2tan^-1x ans will be 2/1+a^2x

Preeti Takhar 6 years, 10 months ago

Differentiate krna h kya

ANSWER

Difrenciate y=log(x/a+bx)^x

Posted by Vivek Bijalwan 6 years, 10 months ago

CBSE > Class 12 > Mathematics

1 answers

Preeti Takhar 6 years, 10 months ago

Log (x/a+bx)^x-1(2bx+a/a+bx)+log (x/a+bx)^x ×log (logx/a+bx). May be

ANSWER

Tan inverse of root 3 - cot invert of -√3

Posted by Harshal Yadav 6 years, 10 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Integral of 1/1+cos3x dx

Posted by San A 6 years, 10 months ago

CBSE > Class 12 > Mathematics

2 answers

Akash Porwal 6 years, 10 months ago

just replace 3x = t then use identity of cos2● and solve at last u will get answer 1/3 tan3x/2

Akash Porwal 6 years, 10 months ago

very simple

ANSWER

diffential equation of all non horizontal lines in a plane

Posted by Ashfaque Khan 6 years, 10 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

What is difference in case of strictly increasing and increasing interval of function

Posted by Ayush Pathania 6 years, 10 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Sin3x formula

Posted by Vikram Negi 6 years, 10 months ago

CBSE > Class 12 > Mathematics

1 answers

Anjana Sherawat 6 years, 10 months ago

3sinx -4sin ^3x

ANSWER

Q2

Posted by Vikram Negi 6 years, 10 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

are there the derivations of formulas of integration chapter for cbse boqrd exam to be held 8n march 2019

Posted by Dharshika As 6 years, 10 months ago

CBSE > Class 12 > Mathematics

1 answers

Akash Porwal 6 years, 10 months ago

May not be but you must knw how these formulas came

ANSWER

Can 1month study can get 70%

Posted by Rupas Chettri 6 years, 10 months ago

CBSE > Class 12 > Mathematics

4 answers

Preeti Takhar 6 years, 10 months ago

At least 8 hours a dayy

Dharshika As 6 years, 10 months ago

100% sure that if you study properly without wasting your time then you can get above 70% easily proper management time is esswntial

Rupas Chettri 6 years, 10 months ago

How much we should study

Deepak Jindal 6 years, 10 months ago

Yess

ANSWER

Find the particular solution of the given differential equation dy/dx + 2y tanx = sinx ? When y=0 the x=

Posted by Vikas Verma 6 years, 10 months ago

CBSE > Class 12 > Mathematics

3 answers

Harjeet Singh 6 years, 10 months ago

Solbe it by epdx by comparing with dy/dx+py=q where u geg p=2tanx and q =sinx after that solve it

Akash Porwal 6 years, 10 months ago

cosx-2cos^2x

Aman Goyal 6 years, 10 months ago

Solve by integrating facter

ANSWER

Show that function f(x)=|x-2|,is continious but not differential at x=2

Posted by Divya Verma 6 years, 10 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Find √x by first principal or delta method

Posted by Sukhmeet Singh 6 years, 10 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Inverse of tan(root of 1+ square of(x)/x

Posted by Akansha Shakya 6 years, 10 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

F (x)=-2sinx,x is less than equal to(-pi /2 ) A (sinx )+B, -pi/2 <x <pi/2 Cosx,x is greater than equal to pi/2. Iff ( x) is continuous on [ -pi ,pi ]then find the value of A&B.

Posted by Shambhu Prasad 6 years, 10 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

The angle subtended by an arc at the centre is double the angle subtended by it at any point on the remaining part of the circle

Posted by Ashutosh Kumar 6 years, 10 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

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