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i ask question for linear inequality the question is x+y less than or equal to 9 represent it graphicaly

Posted by Vishnu Vicky 8 years, 3 months ago

CBSE > Class 11 > Mathematics

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Find the value of sin15

Posted by Kaviya Kaviya 8 years, 3 months ago

CBSE > Class 11 > Mathematics

1 answers

Rahul Poddar 8 years, 3 months ago

Root(2-root3)/2

2Thank You

ANSWER

Prove that Sec(270-x)sec(x-450)+tan(450+x)tan(x-270)=-1

Posted by Pratyush Mondal 8 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

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find the equation of parabola for focus

Posted by Pardeep Yadav 8 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

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Cos alpha +cos beta + cos gamma equal to zero prove that cos 3alpha + cos 3beta +cos 3 gamma equal to 12 cos alpha cos beta cos gama

Posted by Sagar Sharma 8 years, 3 months ago

CBSE > Class 11 > Mathematics

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ANSWER

Find all the pairs of consecutive even positive integers, both of which are larger than 5 such that their sum is less than23.

Posted by Asraf Ali 8 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

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Trecnometri Sin2x

Posted by Gaurav Parjapati 8 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

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sinx+sin5x=sin3x

Posted by Pranav Kumar Jha 8 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

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How to find value of sin15

Posted by Pratyush Jha 8 years, 3 months ago

CBSE > Class 11 > Mathematics

1 answers

Shaurya Gupta 8 years, 3 months ago

Converted into sin(45-30) and put formula of sin(a-b)

3Thank You

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Relation R,A to B =6 then no. of relation from A to B=64

Posted by Nics Kapgate 8 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

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Cos x/1-sinx = tan(Π/4+Π/2

Posted by Akanshi Katiyar 8 years, 3 months ago

CBSE > Class 11 > Mathematics

1 answers

Rahul Poddar 8 years, 3 months ago

Solving LHS cosx/1-sinx=cosx/1-sinx multiplied by 1+sinx we get (cosx)(1+sinx)/1-sin^2x=cosx (1+sinx)/cos^2x=1+sinx/cosx=1/cosx+sinx/cosx=secx+tanx on RHS solving tan (pi/4+pi/2)=1 LHS is not equal to RHS

4Thank You

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Tan20°tan40°tan60°tan80°=3

Posted by Tanmay Tiwari 8 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

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How can we come to know that whether we will have to use permutation or combination?

Posted by Neeraj Chanchlani 8 years, 3 months ago

CBSE > Class 11 > Mathematics

1 answers

Swati Kandwal 8 years, 3 months ago

Permutation is used when there is arrangements Combination is used when there is selection

0Thank You

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A U (A U B) = A

Posted by Sameer Lonare 8 years, 3 months ago

CBSE > Class 11 > Mathematics

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If a parabolic reflector is 20cm in diameter and 5 cm deep,find the focus

Posted by Prince Yadav 8 years, 3 months ago

CBSE > Class 11 > Mathematics

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Why do we study maths

Posted by Tushar Sinha 8 years, 3 months ago

CBSE > Class 11 > Mathematics

2 answers

Anamika Dubey 8 years, 3 months ago

for parctise and fresh the mind

0Thank You

Inha Parveen 8 years, 3 months ago

For knowledge

0Thank You

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Find the sum to n terms 13+33+53...........

Posted by Amisha Ahuja 8 years, 3 months ago

CBSE > Class 11 > Mathematics

1 answers

Anamika Dubey 8 years, 3 months ago

3n+10n^2

0Thank You

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Cotx+3tanx=cosecx

Posted by Swetha Swetha 8 years, 3 months ago

CBSE > Class 11 > Mathematics

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please give me imp questions for the sa1 exams my chapters are 1,2,3,4,5,6,7

Posted by Sparsh Jaiswal 8 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

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Cos2xcosx/2-cos3xcos9x/2=sin5xsin5x/2

Posted by V K 8 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

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Name missing digit. 1_2 3 4

Posted by Yo Yo Honey Singh ? 8 years, 3 months ago

CBSE > Class 11 > Mathematics

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Sent some trigo question

Posted by Harsh Bhatnagar 8 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

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Tanπ÷8

Posted by Akash Chauhan 8 years, 3 months ago

CBSE > Class 11 > Mathematics

1 answers

Preeti Mishra 8 years, 3 months ago

√2-1

0Thank You

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If nCr-1=36,nCr=84 and nCr+1=126 then find nC2 .

Posted by Saravjot Bhangu Bhangu 8 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

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what is pmi

Posted by Sakshi Kashyap 8 years, 3 months ago

CBSE > Class 11 > Mathematics

2 answers

Saravjot Bhangu Bhangu 8 years, 3 months ago

Principle of mathematical induction, chapter 4

1Thank You

Mamta Kumari 8 years, 3 months ago

principle of mathematical induction

1Thank You

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How to convert an equation into polar form

Posted by Vivek Roy 8 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

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Root 3 cos x + sin x is equals to root 2

Posted by Shivam Sharma 8 years, 3 months ago

CBSE > Class 11 > Mathematics

1 answers

Pramod Nair 8 years, 3 months ago

We will write root 3 as tan60. Then (sin60cosx +cos60sinx)*2=root 2. Thus sin(60+x)=1/root 2. Therefore x=-15

1Thank You

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Sin x+ cosx

Posted by Mayank Jangra 8 years, 3 months ago

CBSE > Class 11 > Mathematics

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Sin(2Π÷3+x)

Posted by Mayank Jangra 8 years, 3 months ago

CBSE > Class 11 > Mathematics

1 answers

Preeti Mishra 8 years, 3 months ago

Sin2(√3+1)x

0Thank You

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Plese give last year first term question paper

Posted by Shivam Shivam 8 years, 3 months ago

CBSE > Class 11 > Mathematics

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