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Square of 111111111 quickly

Posted by Dipens Rajput 8 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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Prove that 2to the power n>n for all positive integersn

Posted by Yuvraj Singh 8 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Karthik Murali 8 years, 2 months ago

For n=1 it is true. Assume for n=k it is true Then 2^k>k Prove that 2^(k+1)>k+1 LHS=2^k.2>2k=k+k>k+1 as k>1

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Square of 99999999

Posted by Dipens Rajput 8 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Manash Pratim Saikia 8 years, 2 months ago

9.999999e15

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Dam hai to iska jawab bataon X=√3+1√4+1√5+1√........find the value of X

Posted by Kaify Kalim 8 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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. The owner of a milk store finds that he can sell 980 litres of milk each week at Rs. 14 per litre and 1220 litres of milk each week at Rs. 16 per litre. Assuming a linear relationship between selling price and demand, how many liters could he sell weekly at Rs. 17 per litre?

Posted by Sandeep Kaur 8 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Akshay Satish 8 years, 2 months ago

1340 lts.Using intercept form

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Solve limit x->2 3 rest to x + 3 rest to 3-x -12 / 3 rest to 3-x - 3 rest to x/2

Posted by Nikgrik Sangma 8 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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If cosec x - cot x= p,then the value of cosec x is

Posted by Shreenidhith Hemaraju 8 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Vinay Bagai 8 years, 2 months ago

1+p^2/2p

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sinx+sin3x+sin5x=0

Posted by Atleeakash Akash 8 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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Passing through (0,0) with slope m

Posted by Sachin Paul 8 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Akshay Satish 8 years, 2 months ago

y=mx

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Exercise 13.1all sums small explanation required

Posted by Kavi Mani 8 years, 2 months ago

CBSE > Class 11 > Mathematics

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What is the value of 40c10 +40c11 +40c12+....+50c20

Posted by Avichal Singh 8 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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I want the domain and range of all functions..... Chapter - relations and functions

Posted by Sayooj Babu 8 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Find the A.M between 3.7and 5.5

Posted by Vicky Bansal 8 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Shreenidhith Hemaraju 8 years, 2 months ago

4.6

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Root over -2 whole squre

Posted by Rajan Shill 8 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Himanshi Verma 8 years, 2 months ago

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find the range of the function. f(x)=x ÷ |x|

Posted by Prateek Kandari 8 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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IF 1/x+y,1/2y,1/y+z are in good then show that xerox,you,z are in gp

Posted by Sweety Gupta 8 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

How many terms are in following (2x + 3y - 4z)raise to the power 'n'

Posted by Afnaan Qureshi 8 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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Find the number of straight line that can be drawn through any points out of 10 points, of which 7 are collinear.

Posted by Sushant Dubey 8 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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Sec^x.cosec^x=?

Posted by Avtar Singh 8 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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Three numbers are in A.P . if the sum of these numbers be 27 and the product 648 . find the numbers

Posted by Neha Sharma 8 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Rahul Poddar 8 years, 2 months ago

(a-d)+a+(a+d)=3a=27, a=9, (a-d) a (a+d)=(9-d) 9 (9+d)=648,(81-9d)(9+d)=648,729+81d-81d-9d2=648,729-648=9 d2, 81/9=d2, d2=9, d=3 .... now a=9, d=3,..required number. 6,9,12

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Tan (a+b)

Posted by Rashmi Pal 8 years, 2 months ago

CBSE > Class 11 > Mathematics

2 answers

Srishti Rachna 8 years, 2 months ago

NO....

It's (tan a +tan b)/(1-tan a. tan b) :-v

1Thank You

Me Souhardee❤️ 8 years, 2 months ago

Tan a +tan b/1+tan a.tan b

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10 - 10 + 6 - 1 by 10 - 6 + 1 equal to 1 + sin by Cos A

Posted by Yash Sahu 8 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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Find the sum of the series up to N terms 1*3*7+2*6*11+3*9*15+...........

Posted by Ram Kumar 8 years, 2 months ago

CBSE > Class 11 > Mathematics

2 answers

Vasu Deekshith 8 years, 2 months ago

a=1d=2 TN =1+(n-1)2 =1+2n-2 =2n-1

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Vasu Deekshith 8 years, 2 months ago

Tn=a+(n-1)d

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If x by 3, 2 by 3 equal to 4 by 3, y by 3 then find the value of x and y

Posted by Manish Kumar 8 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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(if x by 3 2 by 3 equal to 4 by 3 by 3 then find the value of x and y

Posted by Manish Kumar 8 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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Chapter- Permutations Q. How many numbers are between 100 and 1000 in which all the digits are distinct?

Posted by Gautam Kumar 8 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Rahul Poddar 8 years, 2 months ago

648

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How many numbers less than 1000 can be made with the digits 0 ,5,3,7?

Posted by Himanshu Shukla 8 years, 2 months ago

CBSE > Class 11 > Mathematics

5 answers

Himanshu Shukla 8 years, 1 month ago

Correct answer is 21 if repeition is not allowed

0Thank You

Himanshu Shukla 8 years, 1 month ago

Answer is 21....repeuti

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Dipens Rajput 8 years, 2 months ago

24 if repitetion of digit is not allowed 64 if rep. is allowed

0Thank You

Rahul Poddar 8 years, 2 months ago

1Thank You

Rahul Poddar 8 years, 2 months ago

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X is wife of y where x,y are any two persons in a lacality.

Posted by Rakesh Jasrotia 8 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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Is there any easier way to solve binomial theorems

Posted by Akash Raja 8 years, 2 months ago

CBSE > Class 11 > Mathematics

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Posted by Stanzin Namgial 8 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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