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

Understand concept first. Complete ncert exercise each and every sum even solved. Then do 10 yrs sample papers then surely u will top in maths paper..

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Abhinav Singh 6 years, 3 months ago

Study

0Thank You

Divyansh Solanki 6 years, 3 months ago

X square DY by DX equal to x square - 2 Y + xy

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Aman Kumar 6 years, 3 months ago

Just by making ur concept clear and of lots of practice

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What is real part of (1-i)^-i

Posted by Prashant Rai 6 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

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Find the derivative of function y=cosx° w. r. t. x?

Posted by Anubhuti Khatri 6 years, 3 months ago

CBSE > Class 12 > Mathematics

7 answers

Anubhuti Khatri 6 years, 3 months ago

It was in the book I don't know if it is in syllabus

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Priya Dharshini 6 years, 3 months ago

Ohh i am sorry,?i dont know with degree... is this our syllabus question?

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Anubhuti Khatri 6 years, 3 months ago

But their a degree also

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Priya Dharshini 6 years, 3 months ago

U can do this by first principle derivative....

1Thank You

Vishal Mourya 6 years, 3 months ago

y=cosx dy/dx=dcosx/dx dy/dx= -sinx dx/dx dy/dx= -sinx

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Anubhuti Khatri 6 years, 3 months ago

Can you please explain it

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Priya Dharshini 6 years, 3 months ago

-sinx...

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Lim x approaches infinity (x+6/x+1)^x+4

Posted by Prashant Rai 6 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Find the gof and fog, if f(x)=8x3 and g(x)=x1/3

Posted by J.B Leo 6 years, 3 months ago

CBSE > Class 12 > Mathematics

1 answers

Sia ? 6 years, 3 months ago

f(x) = 8x³ and g(x) = {tex}{x^{\frac{1}{3}}}{/tex}
gof = g[f(x)] = g[8x³] {tex}{\left( {8{x^3}} \right)^{\frac{1}{3}}}{/tex} = 2x
and fog = f[g(x)] {tex} = f\left[ {\left( {{x^{\frac{1}{3}}}} \right)} \right] = 8{\left( {{x^{\frac{1}{3}}}} \right)^3}{/tex} = 8x

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A sinπ/2(x+1)limx<0 Tanx-sinx/x^3limx>0

Posted by Prachi Singh 6 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

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Prove that: cot^-1[2tan(cos^-18/17)]+tan^-1[2tan(sin^-18/17)]=tan^-1(300/161)

Posted by Chanchal Sharma 6 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Prove that cos x is a continuous function.

Posted by Suneet Srivastava 6 years, 3 months ago

CBSE > Class 12 > Mathematics

1 answers

S.....Sharma☺??? .. 6 years, 3 months ago

Cos x is an continous function We can prove it by graph because it is continous in graph

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|1+a b. c | | a. 1+b. c. |=1+a+b+c |a. b. 1+c| Using properties of determinants prove.....

Posted by Suneet Srivastava 6 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Chapter 4 exercise 4.4 quetion no 4

Posted by Sachin Pal Pachlasiya 6 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

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Compartment paper of maths last 5 year all india scheme

Posted by Pratiksha Singh 6 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Exercise 7.8 all questions

Posted by Aastha Bajiya 6 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

What is the darivative of log 2

Posted by Harsh Jha 6 years, 3 months ago

CBSE > Class 12 > Mathematics

2 answers

Asvika Mahesh Kumar 6 years, 3 months ago

Because log 2 is constant

2Thank You

Asvika Mahesh Kumar 6 years, 3 months ago

2Thank You

ANSWER

(3.968)3/2

Posted by Simran Mishra 6 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

integration of 1/ (1+ sinx + cosx)

Posted by Om Parkash 6 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Rd ex 24.1 question 26

Posted by Isha Bomle 6 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Y=/x+1÷/x

Posted by Khushboo Kumari 6 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Could in a matric we can do operation using rows and column both in same question to find inverse of matric

Posted by Yogesh Yadav 6 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

let f(x)= x square & g(x)= sinx for all x€ R. Then the set of all x satisfying ( fogogof) (x)= (gofof) (x), where ( fog ) (x) = f(g(x)),is.....??

Posted by Aditi Pandey 6 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Find the value of sin(tan–¹x).

Posted by Pranjal Sakhuja 6 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Draw the graph of logarithm function log base e 2x when is greater than 1

Posted by Satyam Prasad 6 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

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