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if p(n)is the statement n(n+1)(n+2) is divisible by 12 .prove that the statement p(3) and p(4) are true

Posted by Abinav Jain 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Find range of 1-modulus x-2

Posted by Abhinav Shakya 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

What is the value of tan(x-y)

Posted by Nakshpreet Singh 7 years, 4 months ago

CBSE > Class 11 > Mathematics

2 answers

Rohin Jaswal 7 years, 4 months ago

tanx-tany/1+tanx.tany

Yogendra Sharma 7 years, 4 months ago

tanx-tany/1+tanx.tany

4Thank You

ANSWER

2 multiply 5

Posted by Soni Kumari 7 years, 4 months ago

CBSE > Class 11 > Mathematics

5 answers

Sebin Love❤ 7 years, 4 months ago

10 sweety

Subhi Tiwari 7 years, 4 months ago

Sumit Kunwar 7 years, 4 months ago

Soni Kumari 7 years, 4 months ago

Me Souhardee❤️ 5 years, 8 months ago

Dear it's 10??????

ANSWER

Can you please tell me the shortcut method of binomial theorem?

Posted by Rajat Vashisth 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

x-3/x-1 <=0

Posted by Yashika Bansal 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

If A+B= 45 then prove that (1+tanA)(1+tanB)=2

Posted by Sarah Varghese 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Phythogyares theoram

Posted by Shruti Shruti 7 years, 4 months ago

CBSE > Class 11 > Mathematics

1 answers

Nancy Rajput 7 years, 4 months ago

its AB^2+BC^2=AC^2

ANSWER

If it is good that the language of video lectures in hindi

Posted by Himanshu Gupta 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Cosa\a+cosb\b+cosc\c=a2+b2+c2\2abc

Posted by Govind Pandey 7 years, 4 months ago

CBSE > Class 11 > Mathematics

4 answers

Aman Deep Singh Singh 7 years, 4 months ago

Please prove

Nancy Rajput 7 years, 4 months ago

=>cosA/a=b^2+c^2-a^2 /2bc --(1) => cosB/b=a^2+c^2-b^2/2ac-----(2) =>cosC/c=a^2+b^2-c^2 /2ab ----(3) => adding three equation you get a^2+b^2+c^2/2abc

Nancy Rajput 7 years, 4 months ago

its from external exercise

Govind Pandey 7 years, 4 months ago

Please prove that

ANSWER

Integration of x^2-3x+4

Posted by Dheeraj Rai 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

(2n+7)<(n+3)2

Posted by Priyanshu Kumar 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Argument(z) +argument(z^-) =

Posted by Navdeep Kumar 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

What is the log

Posted by Parasram Devkate 7 years, 4 months ago

CBSE > Class 11 > Mathematics

1 answers

Aditya Goswami 7 years, 4 months ago

If 2^3=8 then in terms of log it can be written as:- Log 4 on base 2 = 3

ANSWER

I can't understand how to find modulus and argument please some one explain

Posted by Aman Deep Singh Singh 7 years, 4 months ago

CBSE > Class 11 > Mathematics

2 answers

Lovely Dhawan 7 years, 4 months ago

Yesss

???. Pragati 7 years, 4 months ago

It is so easy bro just see the videos on YouTube How to Calculate Modulus and Argument of Complex Numbers - YouTube YouTube

5Thank You

ANSWER

Can anyone please explain the derivation of the formula tan2a=2tana/1-tan^2a

Posted by Aarav Babu 7 years, 4 months ago

CBSE > Class 11 > Mathematics

2 answers

Nishant Kaushik 7 years, 4 months ago

ATQ NCERT book,tan(A+B)=tanA+tanB÷1-tanA.tanB. Now we put B=A We get, tan(A+A)=tanA+tanA÷1-tanA.tanA Therefore, tan2A=2tanA÷1-tan^2A

D Sharath 7 years, 4 months ago

As you know tan (A+B) = (tanA+tanB)÷(1-tanAtanB) You get the formula

ANSWER

Find four numbers of G.P in which 3rd term is greater than 1st term by 9 and 2nd term is greater than 4th term by 18. Find all four terms

Posted by Pawan Kumar 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

How many three digits Number can be formed such that two occurs atleast one of the places

Posted by Sumit Jha 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Prove that sin2A =2tanA/1+tan2A

Posted by Mreegendra Narayan 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Maths ke sa1 ke every year ke repeating question bata do please jiska chance jyada hota hai exam mai aane ka????help

Posted by Saurabh Sharma 7 years, 4 months ago

CBSE > Class 11 > Mathematics

1 answers

Harsha Bc 7 years, 4 months ago

Cos x+y derivation

5Thank You

ANSWER

Maths ka 1st term mai jyada kon se chapter se question aata hai??please help

Posted by Saurabh Sharma 7 years, 4 months ago

CBSE > Class 11 > Mathematics

2 answers

Shivangi Vats 7 years, 4 months ago

Konse*

Shivangi Vats 7 years, 4 months ago

Voh toh teacher k uper depend krta h ki voh komse chapter krata h

ANSWER

If sin(x+y)/sin(x-y)=a+b/a-b. ,show that tan x/tan y =a/b

Posted by Ghanshyam Prajapati 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Find the general solution of Cos4x=Cos2x

Posted by Pragati Pandey 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

. i n+100 + i n+50 + i n+48 + i n+46 Complex no.. n+100 ,n+50,n+48,n+46. is in raise to power

Posted by Yanshu Gautam 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

it is important to solve ncert

Posted by Nikhel Malik 7 years, 4 months ago

CBSE > Class 11 > Mathematics

7 answers

Vimal Pathak 7 years, 4 months ago

10 ka exam deke kya pta lga which book is main

Mahesh Rd 7 years, 4 months ago

Rd is main

Ghanshyam Prajapati 7 years, 4 months ago

Yes, NCERT is very important for any subject

Pragati Pandey 7 years, 4 months ago

Yaa it is important to solve ncert first

Sakshi Jaiswal 7 years, 4 months ago

Yaa, its very important to solve ncert for all types of board nd competative exams

Gouri Sharma 7 years, 4 months ago

It is very important to solve ncert to keep our concepts clear.

Charu Vatsal 7 years, 4 months ago

Of course yes We should solve ncert first

ANSWER

how to derive identity of sin2A

Posted by Raghav Jethlia 7 years, 4 months ago

CBSE > Class 11 > Mathematics

2 answers

Premanshu Shah ???? 7 years, 4 months ago

Right?????

Nikhel Malik 7 years, 4 months ago

by hand and mind

ANSWER

In an examination 10 candidates have to appear. 4 candidates are to apear in mathematics and the rest in different subjects in how many ways can they be seated in a row if candidates appearing in mathematics are not to sit together?

Posted by Somya Gupta 7 years, 4 months ago

CBSE > Class 11 > Mathematics

1 answers

Somya Gupta 7 years, 4 months ago

Plz answer it......?

ANSWER

1+ cos 2A= ?? Plzzz tell this formula

Posted by Nik Parihar 7 years, 4 months ago

CBSE > Class 11 > Mathematics

4 answers

Kaira Choudhary 7 years, 4 months ago

Hlo

Somya Gupta 7 years, 4 months ago

1+cos 2A =2 cos^2A

Kaira Choudhary 7 years, 4 months ago

How r u

Kaira Choudhary 7 years, 4 months ago

Hlo nik