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If y equals to e power x cos x prove that D Y upon DX is equal to root 2 x cos x + pi by 4

Posted by Tanmay Sharma 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Easy concept for solve ch 5

Posted by Naresh Rana 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

sinx+ sinx=

Posted by Sadhana Yadav 6 years, 5 months ago

CBSE > Class 12 > Mathematics

2 answers

Tanmay Sharma 6 years, 5 months ago

2SinX

Siddhant Anand 6 years, 5 months ago

2sinx

ANSWER

If n1 n2 €N and f(x)=sin(√n1^2-3)x + cos (√n2 ^2+7)x is periodic with finite fundamental period then find of f(x) is

Posted by Aman Gupta 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

class 12 example 12 of relation and function

Posted by Krunal Gupta 6 years, 5 months ago

CBSE > Class 12 > Mathematics

1 answers

Asem Thomason 6 years, 5 months ago

Ask your teacher

ANSWER

Cosx+cosx=

Posted by Nirakshi Vashishtha 6 years, 5 months ago

CBSE > Class 12 > Mathematics

4 answers

Yogesh Yadav 6 years, 5 months ago

2cox

Rashmi Thakre 6 years, 5 months ago

2cosx

Shreyansh Rawat 6 years, 5 months ago

2cosx

Nirakshi Vashishtha 6 years, 5 months ago

2cosx

ANSWER

Does there exist a function which is continous every where but not differentiable at exactly two points? Justify your answere

Posted by Sumit Mittal 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Find the value of a and b if √3-1/√3+1=a+b√3

Posted by Shubhankar Bhardwaj 6 years, 5 months ago

CBSE > Class 12 > Mathematics

2 answers

Nishu Sahu 6 years, 5 months ago

a= 2 b= -1

Shreyansh Rawat 6 years, 5 months ago

√3 - 1 √3 + 1 => (√3-1)(√3-1) (√3+1)(√3-1) => 3+1-2√3 3-1 => 4 - 2√3 2 => 2 - √3 2 - √3 = a + b√3 a = 2 b = (-1)

ANSWER

Cos-1 a/x - cos-1 b/x = cos-1 1/b - cos-1 1/a

Posted by Nitu Goyal 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Minor factor and cofactor

Posted by Ishika Tomar 6 years, 5 months ago

CBSE > Class 12 > Mathematics

1 answers

Shatayu Ganvir 6 years, 5 months ago

Minor means determinant of single element.. And cofactor is (-1)^i+jM .. Where ith row and jth column and m is minor

ANSWER

Formulas of derivates

Posted by Somu Sanker 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

School practical me all subject se kitna number dega

Posted by Sonu Kumar 6 years, 5 months ago

CBSE > Class 12 > Mathematics

2 answers

Abhishek Kaushik 6 years, 5 months ago

So ????

Ananya Singh 6 years, 5 months ago

Maths 20 English me 20 marks Physics 30 , chemistry 30 hindi aur computer ka pta nhi?

ANSWER

So How was the result of jee mains 2019

Posted by Amandeep Kumar 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Who wrote the joy of numbers

Posted by Anil Kumar 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

How to get all prime number in adittion method

Posted by Manlubana Saab 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

f(x) = log[(1+x)/(1+x)], show that f[2x/(1+x^2)] = 2f(x)

Posted by Agnisar Sutradhar 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

What is Incompleteness Theorem..??

Posted by Nishant Raj 6 years, 5 months ago

CBSE > Class 12 > Mathematics

1 answers

Tripti Rawat 6 years, 5 months ago

The theorem that in any sufficiently powerful, logically consistent formulation of logic or mathematics there must be true formulas which are neither provable nor disprovable. The theorem entails the corollary that the consistency of a logical system cannot be proved within that system.

ANSWER

Lesson plane kaisa bnana

Posted by Reena Rani 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Misllenious se exam me question ayega kya?

Posted by Sonu Kumar 6 years, 5 months ago

CBSE > Class 12 > Mathematics

3 answers

Dolly ?️ 6 years, 5 months ago

Maximum chance

Nishant Raj 6 years, 5 months ago

Hanji aaega..

Ibha Ibha 6 years, 5 months ago

Yes

ANSWER

In a two- digit number the digit at the units place is double the digit in the tens place. The number exceeds the sum of its digit by 18 . Find the number.

Posted by Yusuf Ansari 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Exercise 4 .2 question

Posted by Pankaj Kumar 6 years, 5 months ago

CBSE > Class 12 > Mathematics

1 answers

Ibha Ibha 6 years, 5 months ago

Which question

ANSWER

Graph of 3-x/4+3x

Posted by Aryan Singh 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Using determinants find ¶ so that (-1,-1),(5,¶),(8,11) lie on the same line.

Posted by Sharlee Jain 6 years, 5 months ago

CBSE > Class 12 > Mathematics

1 answers

Nishant Raj 6 years, 5 months ago

If they lie on same line then their area is equal to zero. area swept by (-1,-1),(5,x),(8,11)=0 Find area using determinants put equals zero.

ANSWER

Y is equal to x cos x ki power x.

Posted by Chobbar Records 6 years, 5 months ago

CBSE > Class 12 > Mathematics

2 answers

Ashish Prajapat 6 years, 5 months ago

Bytaking log The step comes X.log(xcosx) Finally the ans is Log (xcosx )minus xtanx plus 1 Sorry for pervious one I have not read qustion properly

Ashish Prajapat 6 years, 5 months ago

By using product law b/w xand cosx Ans is cosx minus xsinx

ANSWER

Y=(2x-1/2x+1)2

Posted by Chobbar Records 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Cos(2sin-1x)=1/9 Find value of x

Posted by Ankit Sinha 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Tan-(cotx) = 2x

Posted by Pulkit Sahu 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Prove that (1,a,a^-bc) (1,b,b^2-ca) (1,c,c^2-ab) =0 by Determinanents chapter

Posted by Simar Kaur 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Sin-1(3x-4x3

Posted by Anurag Vats 6 years, 5 months ago

CBSE > Class 12 > Mathematics

1 answers

Rameshwar Singh 6 years, 5 months ago

Sin-13x

ANSWER

Log[x+2+√x² + 4x + 1]

Posted by Karamjit Singh 6 years, 5 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

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