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Ncert part 2 page-365 example-5

Posted by Shruti Mishra 7 years, 2 months ago

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In a test a student either guess or copies or knows the answer to a MCQ with 4 choices the prob. that he makes a guess is 1÷3 and the

Posted by Rishabh Vashistha 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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Sin @

Posted by Yash Agrawal 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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If f:Q to Q and g:Q to Q , such that f(x)=2x and g(x)=x+2 , then show that gof inverse =(f inverse [g inverse])

Posted by Makhan Lal 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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Sin inverse 4 by ( 3 + 2 cos x)/ 4

Posted by Kunal Kashyap 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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If y=( tan^-1 x) ^2,show that (X^2+1)d^ 2y/dx^2 + 2x (x^2+1)dy/dx=2

Posted by Kiran Nishad 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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Intregration of 1/1+sinx limit 0 to π using property

Posted by Divyansh Gour 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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Is the sum of angles made by a line with X, Y and Z axis is 180°

Posted by Ritik Kumar 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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if A is 3×3 ivertible matrix ,then what will be the value of k such that det(A^-1) = ( detA) ^k

Posted by Deepak Sharma 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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Find the sum and product of slope of the lines represented by 6x^+5xy+y=0

Posted by Adarsh Tripathy 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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Cbse paper 2018 solutions

Posted by Abhijeet Singh 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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Examinethe continuity of the function f(x)=x^2+5 at x=-1

Posted by Deepika Sharma 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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Two number are selected at random without replacement from the first five postive integers. Let x denote the larger of the two number obtained. Find the mean and variance of x

Posted by Aakash Chandiwal 7 years, 2 months ago

CBSE > Class 12 > Mathematics

1 answers

Piyush Swami 7 years, 2 months ago

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e root power x*logx

Posted by Sonu Kumar 7 years, 2 months ago

CBSE > Class 12 > Mathematics

2 answers

Prateek Khutela 7 years, 2 months ago

X^2

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Puja Singh 7 years, 2 months ago

1+logx

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Sample paper 2018

Posted by Gyanratan Chaudhary 7 years, 2 months ago

CBSE > Class 12 > Mathematics

2 answers

Gaurav Seth 7 years, 2 months ago

Cbse have issued sample papers of all the subjects .

Kindly check cbse official website.

Or you can also check mycbseguide for latest sample papers :

https://mycbseguide.com/cbse-sample-papers.html

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Gyanratan Chaudhary 7 years, 2 months ago

Math solution

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If x*y=4 then prove that x( dy/dx + y*y) =3y

Posted by Rohit Mondal 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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Using vector,prove that right bisector of sideof triangle r concurrent

Posted by Jigyasa Rajput 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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If sum of lengths of hypotenuse and a side of a right angeled triangle is given,show that area of triangle is maximam when ane between is 60degree

Posted by Gurpreet Singh 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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Marks pattern per chapter

Posted by Swastik Singh 7 years, 2 months ago

CBSE > Class 12 > Mathematics

1 answers

Nitika Neb 7 years, 2 months ago

You can see in this app

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Sec^2x=cosx

Posted by Guri Singh 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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1234 PIYS Y

Posted by Arjun Shrivastav 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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Let is equals to Q multiply q and let star be a binary operation on a Defined by a, b into c, d is equals to AC, b + 84 A, B and C, D belongs to a determine whether star is a commutative and associative then with respect to start own

Posted by Deep Mehra Shubham 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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show that the general solution to the differential equation dy/dx + y^2+y+1/x^2+x+1 =0 is given by (x+y+1)^2=a(1-x-y-2 x y) where a is a parameter

Posted by Anshika Shrivastava 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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Find the value of tan tan inverse√3-cot inverse (-√3)

Posted by Anuj Kumar 7 years, 2 months ago

CBSE > Class 12 > Mathematics

1 answers

Jai Sharma 7 years, 2 months ago

Minus infinity

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1??2

Posted by Himanshu Srivastava 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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Can we integrate the following question like this (X^3--1)x^5 Answer Let x^6 = t ^2 , & x^5dx = dt t÷3 Integration of (t-1)t÷3dt Integration of t^2 --t÷3 dt Integration of t^3÷3 - t^2÷6 Answer is x^9÷3 -- x^6÷6 + C ( Converting t into x)

Posted by Garvit Goyal 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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If A perpendicular to B are the symmetric matrix of the same order then show that AB symmetric

Posted by Manish Sengar 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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A+b2

Posted by Arham Obaid 7 years, 2 months ago

CBSE > Class 12 > Mathematics

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Integrate e^√x dx

Posted by Gunjan Agarwal 7 years, 2 months ago

CBSE > Class 12 > Mathematics

2 answers

Gunjan Agarwal 7 years, 2 months ago

Pls show the steps

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Puneet Singh 7 years, 2 months ago

e^✓x(√x-1) + C

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Integrate √x/(x+1)dx

Posted by Gunjan Agarwal 7 years, 2 months ago

CBSE > Class 12 > Mathematics

2 answers

Gunjan Agarwal 7 years, 2 months ago

Elaborate it

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Puneet Singh 7 years, 2 months ago

2[√x-tan^-1 √x] + C

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