CBSE > Class 12 > Mathematics | CBSE Board | Homework Help

Mathematics, the science of structure, order, and relation that has evolved from elemental practices of counting, measuring, and describing the shapes of objects.

0Thank You

ANSWER

domain of 2x

Posted by Vishal Yadav 5 years, 4 months ago

CBSE > Class 12 > Mathematics

2 answers

Aditya Maheshwari 5 years, 4 months ago

Domain of 2x is R

0Thank You

Neetu Yadav 5 years, 4 months ago

Domain of 2x= R

0Thank You

ANSWER

When i will get latest syllabus and 2020 board papers

Posted by Davendra Soni 5 years, 4 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

I want best you tube channel for math for cbse board

Posted by Sachin Roy 5 years, 4 months ago

CBSE > Class 12 > Mathematics

5 answers

Shivam Kumar 5 years, 4 months ago

Search for gyani origin classes....

0Thank You

@ Árpít Patel 5 years, 4 months ago

Unacademy and vedantu for all subjects

0Thank You

Keshav Gahlawat 5 years, 4 months ago

cbseclassvideo

0Thank You

Neetu Yadav 5 years, 4 months ago

My own channel Neetu Yadav https://www.youtube.com/playlist?list=PLB484uDPWeToBh6z88uOVPalU5sfzJgUV

0Thank You

Preet Khehra 5 years, 4 months ago

Pathsala

0Thank You

ANSWER

Differentiate sin ( cos x) bh first principle

Posted by Atharva Kanoongo 5 years, 4 months ago

CBSE > Class 12 > Mathematics

2 answers

Khushi Varshney 5 years, 4 months ago

first principle pe itna focus mat kro .ye nhi ata h.

0Thank You

Rishu Sharma 5 years, 4 months ago

-cos(cos x)sin x

0Thank You

ANSWER

Find the projection of (8i+j) in the direction of (i+2j-2k)

Posted by Khushbu Thakur 5 years, 4 months ago

CBSE > Class 12 > Mathematics

1 answers

Ankan Rastogi 5 years, 4 months ago

10/3

2Thank You

ANSWER

Y=sin-1x

Posted by Lakshay Tuteja 5 years, 4 months ago

CBSE > Class 12 > Mathematics

1 answers

Ayush Vishwakarma?? 5 years, 4 months ago

X=siny

0Thank You

ANSWER

tan-1(1) + cos-1(-1/2) + sin-1(-1/2)

Posted by Vipul Mumbaikar 5 years, 4 months ago

CBSE > Class 12 > Mathematics

2 answers

Ayush Vishwakarma?? 5 years, 4 months ago

I also gain this ans.thnq..

0Thank You

Nikki Tewari 5 years, 4 months ago

tan-¹(1) + cos-¹(-1/2) + sin-¹(-1/2) tan-¹= pie/4 cos-¹= 2pie/3 sin-¹= -pie/6 on adding them all.. pie/4+2pie/3+-pie/6= 9pie/12 =3pie/4 ... ans. *tan-¹(1) tan-¹(1)=y tan y=1 we know that range of tan-1= [-pie/2 , pie/2] so tan y=1=tan pie/4 y=pie/4 similarly repeat for othets also.. wishing you alll the best?

2Thank You

ANSWER

Chapter no. 13.2 question no. 12 to 18

Posted by Raghib Reyaz 5 years, 4 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

The co efficient of y in (ysquare+c/y)is

Posted by Annadi Bhudevi 5 years, 4 months ago

CBSE > Class 12 > Mathematics

2 answers

Diksha Garg 5 years, 4 months ago

0Thank You

Satvik Arya 5 years, 4 months ago

0Thank You

ANSWER

Mam how to calculate the adjoint of a matrix??

Posted by Nishtha Yadav 5 years, 4 months ago

CBSE > Class 12 > Mathematics

3 answers

Ayush Vishwakarma?? 5 years, 4 months ago

No mam it is time to learn only ..if you learn by anyone that person is important for you..

0Thank You

Vivek Chaurasia 5 years, 4 months ago

Where is mam..?

2Thank You

Ayush Vishwakarma?? 5 years, 4 months ago

Adjoint= transpose of cofactor of each element in the matrix of determinant.for 2×2 order exchange the left diagonal and take opp.charge of the 2nd last diagonal order of matrix.then you got adjoint of 2×2 matrix.

1Thank You

ANSWER

Sir what is the exactly meaning of differencial equation...

Posted by Priyanka Bhakat 5 years, 4 months ago

CBSE > Class 12 > Mathematics

1 answers

Neetu Yadav 5 years, 4 months ago

Differential equation is related one or more variable along with their derivatives

2Thank You

ANSWER

What is the value of cos 30 degree

Posted by Madhu Singh 5 years, 4 months ago

CBSE > Class 12 > Mathematics

5 answers

Mandeep Kaur 5 years, 4 months ago

Root 3/2

0Thank You

Kartikey Bajpai 5 years, 4 months ago

√3/2

0Thank You

Neetu Yadav 5 years, 4 months ago

Cos 30°=√3/2

0Thank You

Neeraja Sharma 5 years, 4 months ago

Root3/2

1Thank You

Aastha Das 5 years, 4 months ago

Root 3 by 2

1Thank You

ANSWER

Sin2x +cos 5x=

Posted by Robinpreet Kaur 5 years, 4 months ago

CBSE > Class 12 > Mathematics

2 answers

Robinpreet Kaur 5 years, 1 month ago

Derivative

0Thank You

Diksha Garg 5 years, 4 months ago

What's f ind in it. It's derivative Or any other.

0Thank You

ANSWER

|sin2x

Posted by Raj Kumar Khillar 5 years, 4 months ago

CBSE > Class 12 > Mathematics

1 answers

Tâlântêd Sûjèét 5 years, 4 months ago

2sinxcosx

0Thank You

ANSWER

Integral chapter cos 2x cos4x cos6x video

Posted by Prabha Seeniraj 5 years, 4 months ago

CBSE > Class 12 > Mathematics

1 answers

Ankan Rastogi 5 years, 4 months ago

What we have to do in this ques..

1Thank You

ANSWER

Tan^-1*1/4+tan^-1*8/9

Posted by Karan Arya 5 years, 4 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Tan-1(x/y)-tan-1(x-y) /(x+y)

Posted by Surenthar R 5 years, 4 months ago

CBSE > Class 12 > Mathematics

1 answers

Gaurav Seth 5 years, 4 months ago

Q: Find the value of tan^-1(x/y)-tan^-1(x-y/x+y)

Answer:

tan^-1(x/y)-tan^-1(x-y/x+y)

0Thank You

ANSWER

Using elementary operations find inverse of A = -1 1 2

Posted by Simar Simar 5 years, 4 months ago

CBSE > Class 12 > Mathematics

1 answers

Diksha Garg 5 years, 4 months ago

Plz give complete matrix . It's no square matrix.

0Thank You

ANSWER

Sin30 =

Posted by Vansh Choubey 5 years, 4 months ago

CBSE > Class 12 > Mathematics

4 answers

Mandeep Kaur 5 years, 4 months ago

1/2

0Thank You

Neeraja Sharma 5 years, 4 months ago

1/2

0Thank You

Robinpreet Kaur 5 years, 4 months ago

1/2

1Thank You

Shitij Kumar 5 years, 4 months ago

Sin30=1/2

0Thank You

ANSWER

Let R Be the relation in the set (1234) given by R{(1, 2), (2, 2), (1, 1),(4, 4), (1, 3), (3, 3), (3, 2) }

Posted by Yesh Dev Thakur 5 years, 4 months ago

CBSE > Class 12 > Mathematics

2 answers

Diksha Garg 5 years, 4 months ago

It's only transitive relation but not reflexive because in this another sets of 1R1 , 2R2, 3R3, 4R4 is present but other sets are also present. So it is not reflexive only transitive.

0Thank You

@ Árpít Patel 5 years, 4 months ago

Transtive and reflexive

0Thank You

ANSWER

if y= a e^( - 2x) + 5/2( cos x - 2 sin x) find dy/dx + y^(2) + sin x = ? please solve with expansion

Posted by Mikku Goswami 5 years, 4 months ago

CBSE > Class 12 > Mathematics