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

No products in the cart.

Ask questions which are clear, concise and easy to understand.

Ask Question

if A is a 3 cross 3 matrix and |3A | = K|A| then find the value of k

Posted by Ayushi Tiwari 8 years, 1 month ago

CBSE > Class 12 > Mathematics

3 answers

Aditya Raj 8 years, 1 month ago

27

Hitesh Kumar 8 years, 1 month ago

|KA|=K^n|A| where is order . In this way you will get 27 as your answer ??

Tanya Goyal 8 years, 1 month ago

3 ki power 3 = 27

ANSWER

Retired person wants to invest in amount of rupees 50000 his broker 3 comments investing in two types of bonds A and B yielding 10% and 9% return respectively on the invested amount he decides to invest at least rupees 20000 in Bond A and at least rupees 10000 in bond B. He also wants to invest at least as much in Bond A as in Bond B solve this linear programming problem graphical to maximize his Returns

Posted by Ayushi Tiwari 8 years, 1 month ago

CBSE > Class 12 > Mathematics

2 answers

Ayushi Tiwari 8 years ago

Thankuuu

Hitesh Kumar 8 years, 1 month ago

Maximize Z = 0.1x + 0.09 y x + y ≤ 50000 x ≥ 20000 y ≥ 10000 y ≤ x now I think you can solve it??

ANSWER

Us

Posted by Nitesh Yadav 8 years, 1 month ago

CBSE > Class 12 > Mathematics

1 answers

Aisha Grewal 8 years, 1 month ago

Huuuuu Us

ANSWER

Limit _π/4 to π/4 x+π/4/2-cos2x.dx

Posted by Shivanshu Yadav 8 years, 1 month ago

CBSE > Class 12 > Mathematics

1 answers

Shivanshu Yadav 8 years ago

Solution plz

ANSWER

Binary operation

Posted by Nandhu Manoharan 8 years, 1 month ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Concept of binary operations?

Posted by Akash Rathod 8 years, 1 month ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Do we need to right very neatly in examination....or some undityness is ok..

Posted by Pracheta Tumabdia 8 years, 1 month ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

IS it valid to solve few question based on probability using venn diagram??

Posted by Himanshu Jain 8 years, 1 month ago

CBSE > Class 12 > Mathematics

2 answers

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

Yes

Aisha Grewal 8 years, 1 month ago

Pta nai yar probability upr s Ja rai h...

ANSWER

Cos2x-cos2€÷cosx-cos€

Posted by Ankit Kumar 8 years, 1 month ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Integrate log sin 2x limit is 0 to pie

Posted by Insha Fatima 8 years, 1 month ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

2017 cbse paper

Posted by Shivam Panwar 8 years, 1 month ago

CBSE > Class 12 > Mathematics

4 answers

Vineet Gupta 8 years, 1 month ago

Ha

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

Pcm

Vineet Gupta 8 years, 1 month ago

JB Abhishek kaun sa subject prepare kar rahs hai

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

Yahi par hai subject khol ke dekh

ANSWER

Sin(cos-90')

Posted by Akhilesh Saxena 8 years, 1 month ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Integrate (sin^2x.cos^3x)/(sin^3x + cos^3x)

Posted by Aman Ojha 8 years, 1 month ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

How to proof polynomial is a continuous function

Posted by Abhishek Singh Shah 8 years, 1 month ago

CBSE > Class 12 > Mathematics

6 answers

Abhishek Singh Shah 7 years, 11 months ago

Bhag

Aisha Grewal 8 years, 1 month ago

Bhai mana tha kminey tre ko

Aisha Grewal 8 years, 1 month ago

BOLO JB

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

Sweety....

Aisha Grewal 8 years, 1 month ago

Book m chapter ke starting m sb k d rkhe h

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

Ncert me hai

ANSWER

Prove that the volume of the largest come that can be inscribed in a sphere of radius R is 8÷27 of the volume of the sphere.

Posted by Vasu Gupta 8 years, 1 month ago

CBSE > Class 12 > Mathematics

1 answers

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

Ncert ka hai

ANSWER

What is homogeneous function

Posted by Pradeep Mandar 8 years, 1 month ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

All the face cards from a pack of 52 cards are removed and from the remaining 40 cards four are drawn.find the probability that all the four cards are of same denomination?

Posted by Pulkit Goyal 8 years, 1 month ago

CBSE > Class 12 > Mathematics

1 answers

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

1/9139

ANSWER

(1+x²)dy+2xydx=cotx dx

Posted by Diksha Rajput 8 years, 1 month ago

CBSE > Class 12 > Mathematics

2 answers

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

y=vx dal kar kar lo

Shivanshu Yadav 8 years, 1 month ago

Kya solve krna homogenius ya fir general solution

ANSWER

Integrate (x+e^2x)dx limit 0-4

Posted by Xyz Abc 8 years, 1 month ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

I t f

Posted by S Balaji 8 years, 1 month ago

CBSE > Class 12 > Mathematics

3 answers

Unique Person Arupitw 8 years, 1 month ago

Where is question ask question only

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

Balaji..... W t f

Aisha Grewal 8 years, 1 month ago

Ha y bhi ek chapter h???kya krna h

ANSWER

if a=2i-3j+k, b=-i+j, c=2j-k are three vectors. find area of parallelogram having diagonals (a+b) and (b+c)

Posted by Gurpreet Kaur 8 years, 1 month ago

CBSE > Class 12 > Mathematics

3 answers

Hitesh Kumar 8 years, 1 month ago

He correct answer is 1/under root 2

Hitesh Kumar 8 years, 1 month ago

I think you are wrong bahubali

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

Check karna ....(-i+j)/2 ....hai kya

ANSWER

What do you mine by area

Posted by Rohit Kumar 8 years, 1 month ago

CBSE > Class 12 > Mathematics

7 answers

Aisha Grewal 8 years, 1 month ago

Really thnx for telling

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

Sahi bole vineet?

Vineet Kumar Gupta 8 years, 1 month ago

co banta nahi hai but atmosphere mei hota hoga usei ko nikaltey hongey

Unique Person Arupitw 8 years, 1 month ago

Konsa school hai tumhara Q school ki insult krwa that hai pglu

Vineet Kumar Gupta 8 years, 1 month ago

JB issei na bol bhai kya pata kuch problem ho , taunt can sometimes lead to severe depression. ignore kar bhai

Aisha Grewal 8 years, 1 month ago

Vo coaching l rha hoga JB

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

Tumhare school me English nahi padate kya??

ANSWER

Consider the sequence 1,2,2,3,3,3,4,4,4,4...........,where n occur n times.The number that occurs as 2018th term is

Posted by Hitesh Kumar 8 years, 1 month ago

CBSE > Class 12 > Mathematics

3 answers

Hitesh Kumar 8 years, 1 month ago

Koi baat nahi ???

Aisha Grewal 8 years, 1 month ago

Ni ata mere ko to

Hitesh Kumar 8 years, 1 month ago

Kissi ko aata hai???

ANSWER

Koi mere question ka bhi answer de do aata hai toh Please.

Posted by Hitesh Kumar 8 years, 1 month ago

CBSE > Class 12 > Mathematics

4 answers

Unique Person Arupitw 8 years, 1 month ago

Itna time Nahi hai upar type kro question dobara

Hitesh Kumar 8 years, 1 month ago

Neeche jao time hai 1:43 and 1:47 aaj he

Vijay Bhatt 8 years, 1 month ago

Answer ye h Where is the question

Unique Person Arupitw 8 years, 1 month ago

Where is your question

ANSWER

Integral 0 to π/2 x+sinx/1+cosx dx

Posted by Yash Jain 8 years, 1 month ago

CBSE > Class 12 > Mathematics

1 answers

Hitesh Kumar 8 years, 1 month ago

Step1= use sinx=2sinx/2 cosx/2 Step2= seprate the integrand into 2 parts Step3= in 1st part integrat using by part method You will get your answer ??

ANSWER

Cos^-1[2x-3√(1-x^2)]/√13

Posted by Shruti Kumari 8 years, 1 month ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Integration of sin(x-a)/sin(x+a)

Posted by Himanshu Sharma 8 years, 1 month ago

CBSE > Class 12 > Mathematics

1 answers

Hitesh Kumar 8 years, 1 month ago

Sin [ (x+a)-2a] /sin (x+a) Now use formula of sin (x+y)=sinx cosy + cos x siny And do cancellation You will get the answer =x Cos2a -sin2a log|sin(x+a)| +C

ANSWER

Consider the sequence 1,2,2,3,3,3,.......,where n occur n times.The number that occurs as 2018th term is?

Posted by Hitesh Kumar 8 years, 1 month ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Find all the points of discontinuity of f defined by F(x) = |x|-|x+1|.

Posted by Hitesh Kumar 8 years, 1 month ago

CBSE > Class 12 > Mathematics

2 answers

Hitesh Kumar 8 years, 1 month ago

Thank you ??

.Ismat .Jamil 8 years, 1 month ago

No pt of discontinuity f(x)= {1,x<-1 ; (-2x-1 ),-1<=x<0 ; (-1),x>=0} f(-1-h)=1,f(-1+h)=1,f(-1)=1,continuous at -1,x<-1 f(0-h)=f(0+h)=f(0)=-1,continuous at 0;x>0 ; -1<=x<0

ANSWER

Find the volume of a parallelepiped whose adjacent side are along the vector 2î-j+3k ,i+5j-2k and -3i+2k.

Posted by Soumya Sinha 8 years, 1 month ago

CBSE > Class 12 > Mathematics

1 answers

Hitesh Kumar 8 years, 1 month ago

Volume of parallelepiped=|a.b×c| | 2 -1 3 | | 1 5 -2 | | -3 0 2 | Opening along R1 =| 2(10) + 1(2-6) +3 (15) | = 61

ANSWER

Page 368 of 481

myCBSEguide App

myCBSEguide

Trusted by 1 Crore+ Students

Test Generator

Test Generator

Create papers online. It's FREE.

CUET Mock Tests

CUET Mock Tests

75,000+ questions to practice only on myCBSEguide app

Google Play

Download myCBSEguide App