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Rishabh Sahu 7 years, 7 months ago

Pie is not equal to 22/7 because it is an irrational number with value upto 4 digits of decimals as 3.1415 whereas 22/7 has value 3.1428 upto 4 decimal places values. It's just that the ratio 22/7 gives value near to π upto 2 decimal places that we use it to cancel multiples of 7 in calculation.

Jenam Kumar 7 years, 7 months ago

Because it is the ratio of circumference with diameter of circles

ANSWER

(a,b)*(c,d)=(ac,b+d) Where *is the binary operation. Find the indentity.

Posted by Kiran Kisan Chavan 7 years, 7 months ago

CBSE > Class 12 > Mathematics

1 answers

Kiran Kisan Chavan 7 years, 7 months ago

e=(1,0)

ANSWER

Cos 60 degrees

Posted by Mr.Amit Kumar 7 years, 7 months ago

CBSE > Class 12 > Mathematics

3 answers

Kiran Kisan Chavan 7 years, 7 months ago

1/2

Altamash Siddiqui 7 years, 7 months ago

1/2

Kriti Mishra 7 years, 7 months ago

1/2

ANSWER

if f(x)=x^n and f'(1)=5 then show that n=5

Posted by Yusuf Hashmi 7 years, 7 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Define chain rule??

Posted by Yukti Katariya 7 years, 7 months ago

CBSE > Class 12 > Mathematics

1 answers

Payal Verma 7 years, 7 months ago

A chain rule gives a method for computing in the terms of f' and g'. While it is always possible to directly apply the definition of the derivative to compute the derivative of a composite function.

3Thank You

ANSWER

What is the domain of x multiply by mode of x-2?

Posted by Rajpreet Kaur 7 years, 7 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

tan-1 1/3 + tan-1 1/7 + tan-1 1/13 - - - - - - -

Posted by Divyanshu Singh 7 years, 7 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

A+A'=i

Posted by Md Amir 7 years, 7 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Sin-1 (1+ cos 2

Posted by Dheeraj Jha 7 years, 7 months ago

CBSE > Class 12 > Mathematics

1 answers

Navpreet Kaur 7 years, 7 months ago

Sin-1(2cos^)=2cos/sin =2 cot May be it is right but not sure....

ANSWER

Find A inverse for A=[3 -5 -4 2]

Posted by Pooja U 7 years, 7 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

The radius of a circle is 3.5 cm find its diameter

Posted by Muskan Choudhary 7 years, 7 months ago

CBSE > Class 12 > Mathematics

5 answers

Payal Verma 7 years, 7 months ago

7 cm

Kalas Sahu 7 years, 7 months ago

7 cm

Yuvraj Singh 7 years, 7 months ago

7cm or

Krishna Chauhan 7 years, 7 months ago

7 cm

Krishna Chauhan 7 years, 7 months ago

ANSWER

show that the function f;R-R given by f(x) =x*3is innective

Posted by Girish Sharma 7 years, 7 months ago

CBSE > Class 12 > Mathematics

1 answers

Satyam Mani 7 years, 7 months ago

Since the derivative of f(x) is 3x^2. It is always positive for any x €R. Hence f(x) is one-one.

ANSWER

A=diag[1 2 3] and B=diag[-2 1 -1 ] find a matrix C if 2A+3B-4C is a zero matrix

Posted by Deepesh Raj 7 years, 7 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

45432577447+64357

Posted by Pancham Kumar 7 years, 7 months ago

CBSE > Class 12 > Mathematics

1 answers

Rakhi Pundir 7 years, 7 months ago

45432641804

ANSWER

Determines

Posted by Prachii Pahujja 7 years, 7 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Solve if cot x=-5/12 Find all trigonometric valus

Posted by Bipin Kumar 7 years, 7 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

find the value pi

Posted by Lopamudra Parida 7 years, 7 months ago

CBSE > Class 12 > Mathematics

1 answers

Rishabh Sahu 7 years, 7 months ago

Correct decimal value upto 4 places is 3.1415 its an irrational number so there is no pattern of decimals.

ANSWER

Log 3 value

Posted by Samyak Jain 7 years, 7 months ago

CBSE > Class 12 > Mathematics

3 answers

Rishabh Sahu 7 years, 7 months ago

If base is 10 only then 0.4771

Rishabh Sahu 7 years, 7 months ago

0.4771

Shubham Yadav 7 years, 7 months ago

0.047

ANSWER

If a,b,c in AP and x,y,z in GP Prove that x

Posted by Praful Gupta 7 years, 7 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

How to solve matrix problems

Posted by Chandan Narayan 7 years, 7 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Show that the points (b,c+a),(c,a+b)and (a,b+c) are colleari

Posted by Aman Rathi 7 years, 7 months ago

CBSE > Class 12 > Mathematics

1 answers

Shubham Yadav 7 years, 7 months ago

Yess

ANSWER

3sin inverse x = sin inverse (3x-4xcube)

Posted by Akshat Sharma 7 years, 7 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

what is transitive relation

Posted by Sumit Srivastava 7 years, 7 months ago

CBSE > Class 12 > Mathematics

1 answers

Payal Verma 7 years, 7 months ago

It is a key property of both partial order relation and equivalance relation.

ANSWER

Suggest some books for maths Olympiad

Posted by Tanisha Sharma 7 years, 7 months ago

CBSE > Class 12 > Mathematics

1 answers

Saif Ansari 7 years, 7 months ago

Arihant is good

ANSWER

Using matrices, solve the following system of equations 2x+8y+5z=5 X+y+z=-2 X+2y-z=2

Posted by Vishu Chaudhary 7 years, 7 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

If A=[3 0 2 1 5 9 6 4 7] and AB=BA=I find B

Posted by Mansi Gupta 7 years, 7 months ago

CBSE > Class 12 > Mathematics

1 answers

Tanisha Sharma 7 years, 7 months ago

B=A'

ANSWER

f (x) equal to e to the power x in interval (0,1) verify langrage theorem plz give detail

Posted by Yuvraj Singh 7 years, 7 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Differenciation of mod x plx

Posted by Yuvraj Singh 7 years, 7 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Nda ki expected cutt off kitni hai

Posted by Sahil Goria 7 years, 7 months ago

CBSE > Class 12 > Mathematics

1 answers

Devasurya Singh 7 years, 7 months ago

220