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If mod of a= mod of b=mod of a+b=1then find mod of a-b

Posted by Sanjay Sahu 6 years ago

CBSE > Class 12 > Mathematics

2 answers

Gaurav Jangra 5 years, 11 months ago

Root 3

Rajat Barwar 6 years ago

How is the given condition possible....if mod a and mod b ate both equal to one then mod a+b can not be 1.... Please explain if u know the solution...

ANSWER

Is bionomial distribution is in our syllabus

Posted by Nitish Kathuria 6 years ago

CBSE > Class 12 > Mathematics

3 answers

Elamurugan Malathy 5 years, 11 months ago

No

Vikram Kumar 6 years ago

No

Avantika Tayal 6 years ago

No

ANSWER

Sin inverse x + Sin inverse (1-x) = cos inverse x. Solve the equation for x

Posted by Josna Mary Thomas Thomas 6 years ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

What is meant by equivalence class ((2,5)) in relations & functions chapter

Posted by Josna Mary Thomas Thomas 6 years ago

CBSE > Class 12 > Mathematics

1 answers

Mahesh M 6 years ago

It is the definition of given relation eq class of (2,5) is (1,4)(2,5)(3,6)(4,7)(5,8)(6,9)

ANSWER

Integration of 3ax/ b²+c²x² dx

Posted by Mohit Sun Sun Wal 6 years ago

CBSE > Class 12 > Mathematics

3 answers

Gaurav Jangra 5 years, 11 months ago

3a/2c^2×log|(b^2/c^2) +x^2| + c

Ram Parvesh 6 years ago

Is ans 3a/2c^2×log|b^2+c^2x^2|+c

Sangita Maheshwari 6 years ago

b^2+c^2x^2=t Substitute kr de aa jaega ans

ANSWER

Integration of 1÷(sinx)^2.(cosx)^2

Posted by Vishwa Jeeth 6 years ago

CBSE > Class 12 > Mathematics

3 answers

Gaurav Jangra 5 years, 11 months ago

-2cot2x+c

Ram Parvesh 6 years ago

Put 1=sin^2x+cos^2x and solve them separately

Vikas Kumar 6 years ago

Let symbol of integration be { ={4÷(sin2x)^2 dx =4{1÷(Sin2x)^2 dx =4{ (Cosec2x)^2 dx =Let 2x =t ==> 2dx =dt =Question becomes 4{(Cosect )^2 dt/2 Hence further can be easily solved

ANSWER

Basics of 3d

Posted by Antika Vyas 6 years ago

CBSE > Class 12 > Mathematics

1 answers

Elamurugan Malathy 5 years, 11 months ago

1st know the formula

ANSWER

If A and B 3 by 3 matrix then AB=0 implies 1) A=0 ,B=0 2)det A =0 and det B=0 3) Either det A or det B=0. 4)A=0 and B=0 Which is the correct option, please tell me

Posted by Rajinder Kumar 6 years ago

CBSE > Class 12 > Mathematics

1 answers

Rajat Barwar 6 years ago

I think the answer should be 3.... But 1 and 4 are same....

ANSWER

If A and B any 2 by 2 matrix then det(A+B)=0 implies 1)det A +det B =0. 2) det A or det B =0 3)det A =0 and det B=0 4) None of these Please tell me the right ans

Posted by Rajinder Kumar 6 years ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Integration of sin ki power 6 X + cos ki power 6 divided by sin square x cos square x

Posted by Gaurav Kumar 6 years ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Differentiate equation dy/dx=y(y+x)/x(y-x)

Posted by Komalpreet Sekhon 6 years ago

CBSE > Class 12 > Mathematics

1 answers

Gaurav Jangra 5 years, 11 months ago

Put, y=vx and differentiate both side, We get, dy/dx=v+dv/dx

ANSWER

Integral of 1÷sin^2xcos^2x

Posted by Vishwa Jeeth 6 years ago

CBSE > Class 12 > Mathematics

1 answers

Sangita Maheshwari 6 years ago

4÷(sin2x)^2=4(cosec2x)^2 So integration of 4(cosec2x)^2=-2cot2x

ANSWER

Integral of 1÷sin^2x +cos^2x

Posted by Vishwa Jeeth 6 years ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

For real numbers x and y, define xRy if and only if x-y+√2 is an irrational number. Is R transitive? Explain your answer.

Posted by Laddu King 6 years ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Find the angle between the lines whose direction cosines are given by the equationl + m + n = 0 , l square + m square minus n square =0

Posted by Karan Garg 6 years ago

CBSE > Class 12 > Mathematics

1 answers

Gaurav Jangra 5 years, 11 months ago

Aap rewari me rahtey ho kya

ANSWER

Its true cbse give important question for board coming on 2020 exam its helpful or not

Posted by Aditya Kumar 6 years ago

CBSE > Class 12 > Mathematics

1 answers

Pushkar Gupta 6 years ago

Yes

ANSWER

Only ncert and previous ten yeara chapterwise questions are enough or not for getting good marks in mathematics

Posted by Nakul Gaeg 6 years ago

CBSE > Class 12 > Mathematics

3 answers

Simranjeet Kaur 5 years, 11 months ago

You can score 80+

Meghna Sharma 6 years ago

Going great

Meghna Sharma 6 years ago

Arre its perfect

ANSWER

Integration of cotlogx

Posted by Akshay Kumar 6 years ago

CBSE > Class 12 > Mathematics

1 answers

Hardeep Duhan 5 years, 11 months ago

loglsinlogxl. Divide by x

ANSWER

Is mathematics ncert enough in vector and 3d geometry chapters for class 12 board exam?

Posted by Gaurav Rawat 6 years ago

CBSE > Class 12 > Mathematics

2 answers

Somil Garg 6 years ago

No

Tamanna Sharma 6 years ago

Of course it's enough but don't forgot supplementary material given in last pages

ANSWER

A square piece of tin of side 18cm is to be made a box without top by cutting a square from each corner &folding up the flaps to from the box what should the side of square to be cut off so that the volume of box 5maximum

Posted by Pratiksha Santi 6 years ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Solve differential equation ydx-(x+2y)²dy=0

Posted by Pratiksha Santi 6 years ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Logx

Posted by Ashok Kumar 6 years ago

CBSE > Class 12 > Mathematics

1 answers

Devyani Malvi 6 years ago

Wht

ANSWER

What is bayes theorem

Posted by Hardeep Duhan 6 years ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

In mcq questions,i have to solve the questions or write directly

Posted by Shalini Singh 6 years ago

CBSE > Class 12 > Mathematics

4 answers

Simranjeet Kaur 5 years, 11 months ago

Write directly because every single minute is previous you have to fight for every mark

Shalini Singh 5 years, 11 months ago

I am talking about any subject....i have to solve or write answers

Yogesh Tech 5 years, 11 months ago

Mcq optional type kai hai shalini and I am teacher of mathmatics class 12th

Meghna Sharma 6 years ago

Directly, u only have to write the option

ANSWER

Integration of cot2x

Posted by Sanjeet Kumar 6 years ago

CBSE > Class 12 > Mathematics

4 answers

Tushar Bhola 6 years ago

Take cot2x in the form of cos2x/sin2x then take sin2x as t and differentiate and solve further. The answer is 1/2log(sin2x)+c

Hardeep Duhan 6 years ago

2Logsin2x +c

Archi Khandelwal 6 years ago

Log|sin2x|÷2

Mahesh Saini 6 years ago

-cosec^2(2x)÷2

ANSWER

1 upon sin square x cos square x

Posted by Vishesh Khanna 6 years ago

CBSE > Class 12 > Mathematics

2 answers

Archi Khandelwal 6 years ago

Integration- tan^2 x - cot^2 x

Meghna Sharma 6 years ago

What do to integrate or differentiate

ANSWER

Miscellaneous exercise

Posted by Shadab Husain 6 years ago

CBSE > Class 12 > Mathematics

1 answers

smit****@***** 6 years ago

Which question? Chapter

ANSWER

Find the local minimum value of the function f (x)3+(x): x£r

Posted by Sanjeet Kumar 6 years ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

If A and B are square matrices of the same order 3. Such that |A|=2 and AB=21 write the value of |B|.

Posted by Yash Singh 6 years ago

CBSE > Class 12 > Mathematics

1 answers

Harsh Harsh 6 years ago

21/2

ANSWER

If (tan^-1 x)^2 + (cot^-1 x)^2 = 5π^2/8, then find x.

Posted by Ayushi Chhabra 6 years ago

CBSE > Class 12 > Mathematics

1 answers

Harsh Harsh 6 years ago

Change tan-¹(x) into π/2 - cot-¹(x)

ANSWER

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