CBSE > Class 11 > Mathematics | CBSE Board | Homework Help

ae=4 , e=1/3 than a=4/1/3=12 => a^2= 144 than b^2=a^2(1-e^2) = 144(1-1/9) = 144(8/9) = 16×8 = 128 Therefore required eq. => x^2/144 + y^2/128 = 1 => 8x^2 + 9y^2 = 1152

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19π÷3

Posted by Vinay Haldar 6 years, 11 months ago

CBSE > Class 11 > Mathematics

1 answers

Sanidhya Jadaun? 5 years, 9 months ago

19.90

2Thank You

ANSWER

Can anyone give me the questions of VEN N DIAGRAM??

Posted by Pradeep Patel 6 years, 11 months ago

CBSE > Class 11 > Mathematics

2 answers

Keshav Bindal 6 years, 11 months ago

Try Demorgan's law

1Thank You

Nikhil Sharma 6 years, 11 months ago

Yes

0Thank You

ANSWER

if 10 th term is the middle term in expansion of (1+x)^n ,nbelongs ro z, write its last term

Posted by Ayush Gupta 6 years, 11 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

I want to ask what are the chapters of 11 class mathematics that covers quite big ratio in Annual exams

Posted by Disha Goel 6 years, 11 months ago

CBSE > Class 11 > Mathematics

2 answers

Sanidhya Jadaun? 6 years, 11 months ago

Chapter 8(6 marks) Chapter 9(8 marks) Chapter 10(6 marks) Chapter 11(6 marks) Chapter 12( 2 marks) Chapter 13(6 marks) Chapter 14( 3 marks) Chapter 15(6 marks) Chapter 16(6 marks)

6Thank You

Sanidhya Jadaun? 6 years, 11 months ago

Chapter 1(6 marks) Chapter 2(8 marks) Chapter 3(15 marks) Chapter 4(6 marks) chapter 5(5 marks) Chapter 6(6 marks) Chapter 7(6 marks)

5Thank You

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Find the number of terms in the expansion of (3x+y) power 8 -(3x-y)power 8.

Posted by Appy Garnara 6 years, 11 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Convert ( -2 ) into degree measure

Posted by Raj Singh 5 years, 9 months ago

CBSE > Class 11 > Mathematics

2 answers

Ajay Singh 6 years, 11 months ago

0Thank You

Avantika Tayal 6 years, 11 months ago

Multiply -2 with 180/π

2Thank You

ANSWER

Determine the point in YZ-plane which is equidistant from three points A(2,0,3),B(0,3,2) and C(0,0,1).

Posted by Manpreet Singh 6 years, 11 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

In how many ways 16 different books be distributed among 3 students- A, B and C so that B gets 1 more than A and C gets 2 more than that B?

Posted by Shruti Agarwal 6 years, 11 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Defined set

Posted by Sushil Das 6 years, 11 months ago

CBSE > Class 11 > Mathematics

1 answers

Sanidhya Jadaun? 6 years, 11 months ago

Mathematically a set is a well-defined collection of objects or we can say that a number of things that belong together is called a set

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Two ships leave a port at the same.One goes 24 km per hour in the direction N45° and other Travels 32 km per hour in the direction of S75°.Find the distance between the ship at the end of 3 hours.??????

Posted by Hrishikesh Majumdar 6 years, 11 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Prove that cos2xcosx/2 - cos3xcos9x/2 -- sin5x sin5x/w

Posted by Anoop Singh 6 years, 11 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Solve the following system inequalities graphically x+y<=4,y<=3,x+5y>=4,6x+2y>=8,x>=0,y>=0

Posted by Abhishek Sorout 6 years, 11 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

(2+3)x2

Posted by Alok Maharana 6 years, 11 months ago

CBSE > Class 11 > Mathematics

2 answers

Yogita Ingle 6 years, 11 months ago

( 2+ 3) × 2 = 5 × 2 = 10

1Thank You

Hiren Parmar 6 years, 11 months ago

1Thank You

ANSWER

2sin^2y + 4cos ( x+y ) sinxsiny + cos(2x + y)= cos2x

Posted by Ayush Thakur 6 years, 11 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Find value of tan 15°

Posted by Mukul Punia 6 years, 11 months ago

CBSE > Class 11 > Mathematics

2 answers

Shatayu Ganvir 6 years, 11 months ago

Tan2.15=2tan15/1-tan^2 15

2Thank You

Ayush Thakur 6 years, 11 months ago

Let tan 15° = tan (30° - 45°) Now use the formula tan ( x + y ) So the sol. Become tan 30 - tan 45 / 1 + tan30 tan45 = √3 -1/ √3+1

2Thank You

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How to draw graph of sin3x ?

Posted by Rishita Shishir ?✏ 6 years, 11 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

4c2

Posted by Jugnu Khan 6 years, 11 months ago

CBSE > Class 11 > Mathematics

1 answers

Deepak Singh 6 years, 11 months ago

1Thank You

ANSWER

Square root of 237

Posted by Hariom Tiwari 6 years, 11 months ago

CBSE > Class 11 > Mathematics

2 answers

Sahil Khan 6 years, 11 months ago

56169

0Thank You

Sanidhya Jadaun? 6 years, 11 months ago

15.39

2Thank You

ANSWER

Find squarroot of iota root method

Posted by Meenu Kumar 6 years, 11 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Sketch the graph of 3x + 2y<6

Posted by Abhay Singh 6 years, 11 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Rephrase the following sentence in conditional form " Working hard insures that you will pass in examination "

Posted by Piyush Mahajan 6 years, 11 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Find the equation of a line passing through the origin and making an angle of 120 degree with the positive direction of the x-axis

Posted by Satyam Kumar 6 years, 11 months ago

CBSE > Class 11 > Mathematics

1 answers

Aditya Negi 6 years, 11 months ago

√3x+y=0

2Thank You

ANSWER

The sum of n term of two airthmatic progression are in the retio (7n-5): (5n+17) . show that their 6th term are equal

Posted by Md Kashif Md Kashif Raza 6 years, 11 months ago

CBSE > Class 11 > Mathematics

1 answers

Anshul Jaat 6 years, 11 months ago

Easy hai try kro sun ka formula put kro ratio k equal put krdo

1Thank You

ANSWER

1+itanx find modulas and argument of completion no.

Posted by Harnoor Kaur 6 years, 11 months ago

CBSE > Class 11 > Mathematics

1 answers

Dolly ?️ 6 years, 11 months ago

Here; x=1&y=tanx Then, modulus =under root x^2+y^2 =under root 1^2+(tanx) ^2 =1+(tanx) ^2 =(secx)^2 =modulus=(secx)^2 Argument =tanx=|y/x| =tanx/1 =tanx now.,argument =tanx

3Thank You

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Find a point on the x axis which is equidistant from the point (7,6) and (3,4)

Posted by Tania Thappa 6 years, 11 months ago

CBSE > Class 11 > Mathematics

2 answers

Veena Singh☺️? 6 years, 11 months ago

Point on x - axis is ( x,0) not (0,y) it is point on y- axis

0Thank You

Harsh Panchal 6 years, 11 months ago

the point on x-axis be (0,y ) √(7-0)^2+(6-y)^2 =√(3-0)^2 +(4-y )^2 49+36+y^2-12y=9+16+y^2-8y 85-12y=25-8y -12y+8y=25-85 -3y=-60 y=20 =Point on x-axis is (0,20).??

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