CBSE > Class 12 > Mathematics | CBSE Board | Homework Help

A×A={ (1,3,5)×(1,3,5)} ={(1,1)(1,3)(1,5)(3,1)(3,3)(3,5)(5,1)(5,3)(5,5)} R1={(1,3)(3,1)(1,1)(3,3)} R2= {(1,3)(3,1)(1,1)(3,3)(1,5)(3,5)(5,5)} (note: 1 is related to 5, 3 is related to 5 so 5 is related to 5)

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Graph of logx

Posted by Ritik Mishra 5 years, 4 months ago

CBSE > Class 12 > Mathematics

0 answers

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Find integration e to the power x 1 upon 1 + x + log x + 1 DX

Posted by Saurabh Tripathi 5 years, 4 months ago

CBSE > Class 12 > Mathematics

0 answers

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integration 1to 0 x/x square +1

Posted by Saurabh Kumar 5 years, 4 months ago

CBSE > Class 12 > Mathematics

1 answers

Mohsin Raza 5 years, 4 months ago

First integrate by substituting The ans will 1/2 log | x^2+1 | Then apply limits ... 1/2 log 2 - log 1 .... Ans is log √2

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element book questions no.5 differentiate the following w.r.t.x:(1)sin^-(1/root 1+x^2

Posted by Palvi Jaat 5 years, 4 months ago

CBSE > Class 12 > Mathematics

1 answers

Mohsin Raza 5 years, 4 months ago

Sin x differentiation Cos x And apply chain rule to the power ...

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Integration of x÷e^x^2

Posted by Praharsh Zaveri 5 years, 4 months ago

CBSE > Class 12 > Mathematics

1 answers

Mohsin Raza 5 years, 4 months ago

Substituting x^2 = t ; 2xdx =dt xdx=dt/2 integrate 1/2 dt /e^t Ans is -1/2 e^x^2

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Find the equation of the tengent and normals to the courve y=x³+2x +6 which are paralled to the line x +14y+4=0

Posted by Ayush Rana 5 years, 4 months ago

CBSE > Class 12 > Mathematics

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If A is a square Mario such that A square = A , then find (2-A)cube -19A

Posted by Abhay Rawat 5 years, 4 months ago

CBSE > Class 12 > Mathematics

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if A is a square Mario such that A = A square , then find ( 2-A ) square -19A

Posted by Abhay Rawat 5 years, 4 months ago

CBSE > Class 12 > Mathematics

0 answers

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What is the angle between one edge and one diagonal of square???

Posted by Suryakant Swain 5 years, 4 months ago

CBSE > Class 12 > Mathematics

3 answers

Tulika Verma 5 years, 4 months ago

45°

2Thank You

Suryakant Swain 5 years, 4 months ago

Divya You are wrong

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Divya Garg 5 years, 4 months ago

It's always 45° cuz diagonal of a square bisects the angle i.e., 90°/2=45°

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If A is a square matrix of order 5 and |4A|=K|A|, then find the value of K.

Posted by S K 5 years, 4 months ago

CBSE > Class 12 > Mathematics

2 answers

Divya Garg 5 years, 4 months ago

4⁵=1024

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Prerna Dhankhar 5 years, 4 months ago

256

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Find the integral of: e^x(1-cot x +cosec^2 x)

Posted by Keerthi Keerthi 5 years, 4 months ago

CBSE > Class 12 > Mathematics

1 answers

Mohsin Raza 5 years, 4 months ago

e^x(fx + f'x) = e^x fx So the ans will be , e^x (1- cot x ) Since . fx = 1-cotx f'x = cosec ^2 x

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Both n cap and a x b vector gives a vector perpendicular to a and b vector, then how are they different?

Posted by Kajal Gupta 5 years, 4 months ago

CBSE > Class 12 > Mathematics

2 answers

Suryakant Swain 5 years, 4 months ago

???

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Keerthi Keerthi 5 years, 4 months ago

Ayinu

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Can anyone differenciate e^(xsin^2 (x)) + (sinx)^x?

Posted by Unnati Dwivedi 5 years, 4 months ago

CBSE > Class 12 > Mathematics

1 answers

Keerthi Keerthi 5 years, 4 months ago

Padai karna

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Limt x to pi by 4 cosx minus sinx by x minus pi by 4

Posted by Mr Rare 5 years, 4 months ago

CBSE > Class 12 > Mathematics

0 answers

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If x^x, find dy/ dx at x=e.

Posted by Ramesh Patel 5 years, 4 months ago

CBSE > Class 12 > Mathematics

1 answers

Suryakant Swain 5 years, 4 months ago

2e^e

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Integrated the function of sin 2x- 4Rays to 3x

Posted by Ramesh Patel 5 years, 4 months ago

CBSE > Class 12 > Mathematics

0 answers

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Y=x^sin x+(sin x)^cos x

Posted by Suraksha Kanade 5 years, 4 months ago

CBSE > Class 12 > Mathematics

1 answers

Suryakant Swain 5 years, 4 months ago

What's your question

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Solve root x square + y square

Posted by Aditi Jain 5 years, 4 months ago

CBSE > Class 12 > Mathematics

2 answers

Vishnu Kant Maurya 5 years, 4 months ago

Square Root or Only Root

4Thank You

Simardeep Singh 5 years, 4 months ago

Xhf

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Integration of 1/√(1+4x^2)

Posted by Sandeep Tiwari 5 years, 4 months ago

CBSE > Class 12 > Mathematics

2 answers

Suryakant Swain 5 years, 4 months ago

∫1dx/√(1+4x²) According to formulae =ln(x+√(x²+y²)+k Therefore ∫1dx/√(1+4x²) =ln(2x+√(1+4x)+k (ans)

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Manya Tyagi 5 years, 4 months ago

You can take 4x^ 2 as (2x)^2 and use the formula of special integration and after solving that you will get final answer as Log |2x +√1+4x^2| + C.

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how to convert ethane to bromoethane

Posted by Sreya Elizabeth Raju 5 years, 4 months ago

CBSE > Class 12 > Mathematics

1 answers

Mohsin Raza 5 years, 4 months ago

Ch3ch3 + br 2 ---> Ch3Ch2br

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2rootcotxsquare

Posted by Aswathy Santhosh 5 years, 4 months ago

CBSE > Class 12 > Mathematics

1 answers

Kripalu Patnaik 5 years, 4 months ago

-2xcosec²x/ root cot x²

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Find the value of x and y, if two ordered pairs (x-3,-6) and (4,x+y) are equal

Posted by Vinay Jaiswal 5 years, 4 months ago

CBSE > Class 12 > Mathematics

2 answers

Suryakant Swain 5 years, 4 months ago

X=7,,,,,y=-13

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Megha Chauhan 5 years, 4 months ago

X=7 and y= -13

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Find points of local Maxima or local minima. F(x)=1/x²+2

Posted by Aditya Pandey 5 years, 4 months ago

CBSE > Class 12 > Mathematics

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If tan (inverse x)^2 then show that ( 1+x^2)^2y2 +2x(1+x^2)^2 y1 -2=0.

Posted by Simranpreet Kaur 5 years, 4 months ago

CBSE > Class 12 > Mathematics

1 answers

Suryakant Swain 5 years, 4 months ago

y=(tan⁻¹x)² Diff.both sides y₁= 2tan⁻¹x/1+x² y₁(1+x²)=2tan⁻¹x Diff.both sides y₂(1+x²)+2xy₁= 2/1+x² y₂(1+x²)²+2y₁x(1+x²)= 2 (proved) Note- y₁=dy/dx , and y₂=d²y/dx

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Three urns contains 2 red balls,3 black;3 red,2 black and 4 red ,1 black balls respectively. One of the urns is selected at random and a ball is drawn. If the ball drawn is red , find the probability that it is drawn from the second urn.

Posted by Prince Tholia 5 years, 4 months ago

CBSE > Class 12 > Mathematics