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If2/3= (x-1/y)+(x²-1/y²)+(x³-1/y³)+........upto infinity where xy= 2 and |X|<1, calculate the value of X and y.

Posted by Anonymous A 7 years, 9 months ago

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If one diagonal of a square is along the line 8x-15y =0 and one of its vertex is at (1,2 ) then find the equation of sides of square passing through this vertex.

Posted by Anonymous A 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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A boy has 3 library tickets and 8 books of his interest in the library. Of these 8 books he does not want to borrow mathematics part-2nd unless mathematics part 1st is also borrowed. In how many ways can he choosen the three books to be borrowed?

Posted by Sandeep Kumar 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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Find the 6th term in the expansions of (2x-y) power 12

Posted by Shivam Vishwakarma 7 years, 9 months ago

CBSE > Class 11 > Mathematics

1 answers

Bharat Kumar 7 years, 9 months ago

253

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If z=2+3

Posted by Sandeep Kumar 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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If A={1,2} and B={a,b} then write the value of A×B

Posted by Akash Chaudhary 7 years, 9 months ago

CBSE > Class 11 > Mathematics

1 answers

Vaibhav Kumar Gupta 7 years, 9 months ago

A×B = {(1,a) (1,b) (2,a) (2,b)}

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If a set has 4 elements thwn how many elenents are there in its power set

Posted by Yaman Sharma 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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Limit x-1 x^2-√x÷√x-1

Posted by Jayesh Shekhawat 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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Prove that :cos7x+cos5x/sin7x -sin5x=cotx

Posted by Rakesh Kumar 7 years, 9 months ago

CBSE > Class 11 > Mathematics

1 answers

Himanshi Singh 7 years, 9 months ago

Use identity ....it's easy

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find the square root of (1+i.)

Posted by Mohammad Hamid 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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rout of 2

Posted by Rohit Sharma 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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rout of 532

Posted by Rohit Sharma 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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Find the derivative of (x-1)(x-2) by differentiation

Posted by Shayan Ansari 7 years, 9 months ago

CBSE > Class 11 > Mathematics

1 answers

Kiran Kotwal 7 years, 9 months ago

(x-1)(x-2) =x2-2x-x+2 =x (x-2)-1(x-2) =(x-1)(x-2) =either x=1 or ........x=2. . . . . . i dont know this is ryt or wrong...?????.. . .and the starting x2 is x square

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Convert √3+I in the polar form

Posted by Abhinash Rath 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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Evaulate x^4+4x^3+6x^2+4x+9 if x= -1+root2 i

Posted by Shrishti Singh 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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Hi Sr Am Anisha I was hospitalized fir the past 6 months and was unable to even complete half of mt syllabus Mine Physics and Chemistry can went almost Okay Sr can u please suggest me the way to prepare Maths to get 90+ Is NCERT enough for it? Plz Help Sr!! Note: My Syllabus isn't complete Plz Sr

Posted by Priyanshu Ranjan 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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Solve 24*<100 where x is an integer

Posted by Pranjal Yadav 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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Find the sum of terms of the series 12+17+23+33+45+.....?

Posted by Dev Bhardwaj 7 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

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Find the general solution for √3cot square x -4cotx +√3=0

Posted by Krishna Patel 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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If cos x = cos y then general equation of x is _______

Posted by Krishna Patel 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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Square root of 16-30i

Posted by Hanish Bansival 7 years, 9 months ago

CBSE > Class 11 > Mathematics

2 answers

Poonam Bhagat 7 years, 9 months ago

√2.

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Poonam Bhagat 7 years, 9 months ago

4√2

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Find the derivation of f(x)=x/1+tanx

Posted by Mithra Mithra 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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convert into complex number 3(cos

Posted by Hii Hlo 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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Evaluate lim 1-cosx cos2x X

Posted by Pandit Dipanshu 7 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

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A+B+C=π prove that 2(1+sinA/2sinB/2sinC/2)=cos square A/2 *cos square B/2*cos squareC/2

Posted by Arun Kumar Sardar 7 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

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How to find general solutions

Posted by Prabhakar Suman 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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6.1

Posted by Raja Kumar 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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How to find modulus and arguments

Posted by Doli Dhiman 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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The ortho centre of the triangle formed by the points (0,0)(4,0)and (3,4)

Posted by Pooja Kumari 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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The largest interval for which x2_x9+x4_x+170

Posted by Joyal Ruy 7 years, 9 months ago

CBSE > Class 11 > Mathematics

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