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

Sorry I repeat my q again if sin theta = -3/5 and theta is grater than pie and smaller than 3pie /2,then find the value of sec theta - cot theta / tan theta - cosec theta.

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Aditig Sharma 7 years, 4 months ago

Hye

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Aditig Sharma 7 years, 4 months ago

Hy3

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ANSWER

Let Z be a complex number such that Z is not equal to 1 and modules of Z is 1 then prove that(z-1) divide by( z+1)is purely imaginary

Posted by Nikhil How To 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Find x and y if 3x+y-4i=5+(2x-3y)

Posted by Shalini Thakur 5 years, 3 months ago

CBSE > Class 11 > Mathematics

2 answers

Avtar Singh 5 years ago

find the value of x and y if 3x +y-4i=5+(2x- 3y) i

1Thank You

Avtar Singh 5 years ago

x=1,y=2

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ANSWER

In a survey it was found that 21 people liked product A, 26 liked product B and 29 liked product C. If 14 people liked products A and B, 12 people liked products C and A,14 people liked products B and c and 8 liked all the three products. Find how many liked product C only

Posted by Priya . 7 years, 4 months ago

CBSE > Class 11 > Mathematics

6 answers

Shivshant Upadhyay 7 years, 4 months ago

2Thank You

Priya . 7 years, 4 months ago

N thanks khushi n akash for ur answers to clear my doubt

1Thank You

Priya . 7 years, 4 months ago

Khusi pandey u r correct but here little bit mistake is there i.e n (c only)= n (c)-n (C intersection A)-n (B intersection c )+n (A n B n C). I also doing same mistake but now my doubt is clear n correct ans is 11.

2Thank You

Khushi Pandey 7 years, 4 months ago

n(c)only=n(c)-n(aintersectionB)-n(AintersectionB)+n(A intersection B intersection C)

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Priya . 7 years, 4 months ago

But explain with solution

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Akash Choudhary Dav Gandhinagar 7 years, 4 months ago

1Thank You

ANSWER

Kya aplog v iit ka tayari kar rahe h

Posted by Akash Choudhary Dav Gandhinagar 7 years, 4 months ago

CBSE > Class 11 > Mathematics

3 answers

Ashtrix Official 7 years, 4 months ago

Nope

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Mr. Thakur☆☆ 7 years, 4 months ago

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Sayasha Singh 7 years, 4 months ago

Yes and i think there should be some preparation for iit in this app then it will be much better what's your opinion

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ANSWER

Prove that n(n-1)(n-2).....(n-r+1)=n!/(n-r)!

Posted by Sahil Yadav 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

A teacher of a class wants to set one question from each of two execises in a book.If there are15 and 12 questions in the two exercises respectively,then in how many ways can the two questions be selected

Posted by Kartikey Upadhyay 5 years, 8 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

What is range of one upon root x minus 5

Posted by Soum Srivastava 7 years, 4 months ago

CBSE > Class 11 > Mathematics

2 answers

Adarsh Jawale 7 years, 4 months ago

Anyone friend

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Adarsh Jawale 7 years, 4 months ago

Hey guys Happy frienship day in advance.....????

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ANSWER

Cos²x+cos²(x+π/3)+cos²(x-π/3)

Posted by Priyanshu Joy 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

{1,2}=a then wath is a×a×a

Posted by L Kushaal 7 years, 4 months ago

CBSE > Class 11 > Mathematics

1 answers

Harshit Joshi 7 years, 4 months ago

A×A= {1,2} × {1,2} A×A= { (1,1),(1,2),(2,1),(2,2) } A×A×A= { (1,1),(1,2),(2,1),(2,2) } × {1,2} A×A×A= { (1,1,1),(1,1,2),(1,2,1),(1,2,2),(2,1,1),(2,1,2),(2,2,1),(2,2,2) }

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ANSWER

The real part of 1 upon 1-cos theta + i sin thesis equal to A- 1by4 B-1by2 C-tan theta by 2 D-day 1by 1- cod theta

Posted by Om Prajapati 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

As the number of units produced increases from 500 to 1000 and the total cost of production increases from Rs.6000 to Rs.9000. Find the relationship between the cost (y) and the number of units produced (x)if the relationship is linear.

Posted by Usha Srinivasan 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Best youtube channel for class11math

Posted by Sarvesh Gupta 7 years, 4 months ago

CBSE > Class 11 > Mathematics

5 answers

Mr. Thakur☆☆ 7 years, 4 months ago

Pradeep Kshetrapal

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Mr. Thakur☆☆ 7 years, 4 months ago

Study 24/7

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Dev Tera Yaar Jaat☢️ 7 years, 4 months ago

arvind academy

2Thank You

Shatayu Ganvir 7 years, 4 months ago

Use cengage

2Thank You

Harry Potter 7 years, 4 months ago

Don't refer you tube for maths they just confuse us .you should read fron ncert and rd

2Thank You

ANSWER

What is the fraction of 35/15

Posted by Mohd Anas 7 years, 4 months ago

CBSE > Class 11 > Mathematics

1 answers

Nancy Rajput 7 years, 4 months ago

7/3

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ANSWER

If the arc of the same length in two circles subtend angles of 65degree and 110degree at the centre of circle ,find the ratio of their radii

Posted by Surya Prakash Pandey 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

(a+b) (a-b)

Posted by Lalit Sharma 7 years, 4 months ago

CBSE > Class 11 > Mathematics

4 answers

Hitesh Kumar 7 years, 4 months ago

a^2 - b^2

1Thank You

Nancy Rajput 7 years, 4 months ago

a^2-b^2

1Thank You

Nancy Rajput 7 years, 4 months ago

its a^2'b^2

2Thank You

M.Pragathesh 2002 7 years, 4 months ago

a^2-b^2

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ANSWER

Define multiples and factors

Posted by Abhijit Chandra 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

How to draw graph for |x-2|

Posted by Shubham Sawant 7 years, 4 months ago

CBSE > Class 11 > Mathematics

1 answers

Nancy Rajput 7 years, 4 months ago

for chapter 6

1Thank You

ANSWER

n(n+1)(n+5)divisible by 3

Posted by Vishal Thakur 7 years, 4 months ago

CBSE > Class 11 > Mathematics

2 answers

Nancy Rajput 7 years, 4 months ago

hope you underatand it?

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Nancy Rajput 7 years, 4 months ago

=>suppose n=k than =>k(k+1)(k+5)=6m [multiple of 6] =>P(k+1)=( k+1) (k+2)( k+6) =>k(k+1)(k+2)+6(k+1)(k+2)………split (k+6) =>6n+6(….)…………………………………………….k(k+1)(k+2) product of 3 consecutive no’s is divisible by 6

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ANSWER

n(n+1)(n+5)

Posted by Vishal Thakur 7 years, 4 months ago

CBSE > Class 11 > Mathematics

1 answers

Nancy Rajput 7 years, 4 months ago

n^3+6n^2+5n

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ANSWER

Mid term syllabus batao mathematics ka

Posted by Akash Choudhary Dav Gandhinagar 7 years, 4 months ago

CBSE > Class 11 > Mathematics

6 answers

Harry Potter 7 years, 4 months ago

jitna aapke school m karaya ho

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Priya Dharshini ☺☺ 7 years, 4 months ago

It will depend upon ur school

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Priya Dharshini ? 7 years, 4 months ago

It depends upon each school. Check it with it math teacher

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Nancy Rajput 7 years, 4 months ago

its given by your school ma

1Thank You

Adarsh Jawale 7 years, 4 months ago

Ye konsi nayi bala Hai Yaar.....

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Abhishek Mishra 7 years, 4 months ago

Nhi pta

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ANSWER

hlo everyone anyone know about hacking because i want help

Posted by Nancy Rajput 7 years, 4 months ago

CBSE > Class 11 > Mathematics

2 answers

Nancy Rajput 7 years, 4 months ago

ara mera account hack hua hai isliya bol rahi hu

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Adarsh Jawale 7 years, 4 months ago

Hacking ke chakkar me mat pad jail Jaane ki naubat aa sakti Hai. Tu marne Tak jail me rahega.Marne ke baad bhi kisiko pata nahi chalega. Wahi pe decompose ho jayega aur vahi pe gaadh Diya jaayega. Ok

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ANSWER

Proof : cos 3 theta = 4 cos cube theta - 3 cos theta

Posted by Rohit Yadav 7 years, 4 months ago

CBSE > Class 11 > Mathematics