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How you can show that sum of nAM's between a and b is nA A1+A2+A3+.........+An =nA where a,A,b are in AP where A is arithmetic mean of a and b A1 A2 A3 ......An are n arith. Mean between a and B

Posted by Ankita Singh 8 years ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Find the equation of the circle whose centre is(2,-3)and which passes through the intersection of the lines 3x+2y=11and2x+3y=4

Posted by Aman Kumar 8 years ago

CBSE > Class 11 > Mathematics

0 answers

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What is relation between A. M and G. M?

Posted by Harshit Goel 8 years ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Section formula

Posted by Ayush Rakhya 8 years ago

CBSE > Class 11 > Mathematics

1 answers

Ritikesh Kumar 8 years ago

(mx2+nx1)/m+n , (my2+ny1)/ m+n

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Prove that area of circle is 2×pie×square of radius

Posted by Priyanshu Sinha 8 years ago

CBSE > Class 11 > Mathematics

0 answers

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In an A.P ig M th term is n and N th term is m, where m is not = n, find the P th term.

Posted by Bhavesh Batra 8 years ago

CBSE > Class 11 > Mathematics

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The eq of perpendicula egg bisectors of sides ab and ac of triangle abc are x-y+5=0 and x+2y=0 respectively. If point a is(1,-2) find eq of line bc

Posted by Ashish Saraswat 8 years ago

CBSE > Class 11 > Mathematics

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What is limit ??

Posted by Arpit Yadav 8 years ago

CBSE > Class 11 > Mathematics

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What is limit

Posted by Arpit Yadav 8 years ago

CBSE > Class 11 > Mathematics

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2/x-3 smaller than 0 then find solution set

Posted by Bharti Sinha 8 years ago

CBSE > Class 11 > Mathematics

1 answers

Jobin George 8 years ago

(Negative infinity, 3)

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Sin 3x - 3 sin x upon 5 minus 6 ka whole cube

Posted by Sagar Saini 8 years ago

CBSE > Class 11 > Mathematics

0 answers

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(e-1)/x

Posted by Sagar Saini 8 years ago

CBSE > Class 11 > Mathematics

1 answers

Jobin George 8 years ago

1.72÷x

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Find the sum of square of nth term

Posted by Miss Yishika 8 years ago

CBSE > Class 11 > Mathematics

1 answers

Nitin Raghav 8 years ago

n(n+1)(2n+1)/6

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0÷4 or 0÷6 is greater

Posted by Jobin George 8 years ago

CBSE > Class 11 > Mathematics

2 answers

Jobin George 8 years ago

In a class, a teacher gave 100 questions to a student the student had made all of them wrong , he also gave 2 questions to another student he also made the 2 questions wrong from

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Bharti Sinha 8 years ago

both have equal value =0

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What is the min value of|z| + |z-2i|

Posted by Ranbir Trikha 8 years ago

CBSE > Class 11 > Mathematics

1 answers

Jobin George 8 years ago

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Find the sum of odd integers from 1to2001

Posted by Abhay Gupta 8 years ago

CBSE > Class 11 > Mathematics

1 answers

Sahil Sharma 8 years ago

As..a=1 and d=2....and an=2001 Therefore...An=a+(n-1)d 2001=1+(n-1)2 n=1001.. Now...Sn=n/2 (a+l) Sn=1001/2 (1+2001) Sn=1002001

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What is radian

Posted by Arpita Appi 8 years ago

CBSE > Class 11 > Mathematics

0 answers

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If a b c are in gp then show that a(b2 +c2) = c(a2 +b2)

Posted by Raj Kumar 8 years ago

CBSE > Class 11 > Mathematics

1 answers

Bharti Sinha 8 years ago

since a, b, c are in gp so b2=ac. youput this value in LHS andRHS equation then you find LHS=RHS

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Area of circle

Posted by Avinash Kamble 8 years ago

CBSE > Class 11 > Mathematics

1 answers

J Mondal 8 years ago

Pi r^2

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Area of tripazium

Posted by Abhay Yadav 8 years ago

CBSE > Class 11 > Mathematics

2 answers

Amar Kumar 8 years ago

Area of a trapezium = ¹/₂ × (sum of parallel sides) × (distance between them)

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Khushi Chaturvedi 8 years ago

1/2b.h

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Cos to whole power 6 A-sin to the whole power 6 A=cos2A (1-1/4sinsq.2A)

Posted by Vikash Kumar 8 years ago

CBSE > Class 11 > Mathematics

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1+sin2A/cos2A=tan (180/4+A) prove

Posted by Vikash Kumar 8 years ago

CBSE > Class 11 > Mathematics

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Cotsq.A-tansq.A=4cot2Acosec2A

Posted by Vikash Kumar 8 years ago

CBSE > Class 11 > Mathematics

0 answers

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Argument of 1-i√3÷1+i√3

Posted by Ishu K 8 years ago

CBSE > Class 11 > Mathematics

1 answers

Bharti Sinha 8 years ago

4pie/3

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Prove that 1+sin2A-cos2A/1+sin2A+cos2A=tanA

Posted by Vikash Kumar 8 years ago

CBSE > Class 11 > Mathematics

0 answers

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if A,B are two sets such that (A)=115 n (B)=326, n(A-B)=47, then write n(A n B).

Posted by Siva Babu 8 years ago

CBSE > Class 11 > Mathematics

0 answers

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Cot4x(sin5x +sin3x)=cotx(sinx-sin3x)

Posted by Naincy Kumari 8 years ago

CBSE > Class 11 > Mathematics

0 answers

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Ex11.1 ncert Q13

Posted by Arkendu Ghosh 8 years ago

CBSE > Class 11 > Mathematics

0 answers

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How can we score 90+?

Posted by Singh Deeo 8 years ago

CBSE > Class 11 > Mathematics

1 answers

Jitendra Nayak 8 years ago

Scoring 90+ is not important but howvu score thatcis very important

1Thank You

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How to find range of a function..... please tell me step by step

Posted by Ram Singh 8 years ago

CBSE > Class 11 > Mathematics

0 answers

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