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

➡Given dV/dt=9cm^3/s and x=10cm ➡We know for cube, V=x^3, Surface area=6x^2 ➡To find, dS/dt=? Step 1) Use dV/dt to find the value of dx/dt. Step 2) Now equate dS/dt=d/dt * 6x^2*dx/dt and put the value of dx/dt as calculated in step 1. Step 3) Put value of x (=10) in dS/dt and get final answer.

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If p is 95percent of q , thenwhat percentage of p is q ?

Posted by Sahil Baori 7 years, 3 months ago

CBSE > Class 12 > Mathematics

1 answers

Jhanvi Roy 7 years, 3 months ago

Let q=x p=(95/100)*x+x p=1.95x Let y% of q be p; y/100*x=1.95x y=1.95*100=195%

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Prove that sum of 3 angles of a triangl is 180

Posted by Kumar Rahul 7 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

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Maximum and minimum values of sinx+cosx/2

Posted by Ujjwal Chauhan 7 years, 3 months ago

CBSE > Class 12 > Mathematics

1 answers

Bhavani D S Bhavani D S 7 years, 3 months ago

1 omega square

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How to find the mid point in graph of linear programming

Posted by Devanshu Raturi 7 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

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Maximum value of sin3Q cos2Q + cos3Q sin2Q

Posted by Ajay Negi 7 years, 3 months ago

CBSE > Class 12 > Mathematics

1 answers

Siddharth Kumar 7 years, 3 months ago

3Thank You

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1/omega square

Posted by Archit Bhardwaj 7 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

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X^6+x^1/x^2+1

Posted by Pranav Yadav 7 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

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Integration of Cos5x+cos4x/1+2cos3x

Posted by Akshay Jain 7 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

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Inregral of 3x+5

Posted by Piyush Kumar 7 years, 3 months ago

CBSE > Class 12 > Mathematics

1 answers

Amit Kumar 7 years, 3 months ago

3x^2/2 +5x

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Easy way to solve integrals

Posted by Bindhu Sindhu 7 years, 3 months ago

CBSE > Class 12 > Mathematics

1 answers

Ajay Singh 5 years, 8 months ago

tan 1/2(sin^-1(2x/1+x^2) + cos^-1 (1-y^2)/(1+y^2)

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Sir if a student start his paper from,then it is possible that examiner can check his paper more strictly than others

Posted by Chetan Singh 7 years, 3 months ago

CBSE > Class 12 > Mathematics

1 answers

Princesses Kaur 7 years, 3 months ago

This all is depand upon examiner..???........ be confident .......... ?about ur papar dont think??? about these things

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Factorition divide and verify

Posted by Akhlish Sengar 5 years, 8 months ago

CBSE > Class 12 > Mathematics

0 answers

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Integration of root x square minus a square dx

Posted by Dinesh Kumar 7 years, 3 months ago

CBSE > Class 12 > Mathematics

1 answers

Abhinav Sharma 7 years, 3 months ago

Ye to formula hi hai 7.7 exercise m

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x+sinx/1+sinx

Posted by Abhay Kumar 5 years, 8 months ago

CBSE > Class 12 > Mathematics

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Integration of 1/√x^4+4x-5

Posted by Vanshita Singh 7 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

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Find the maximum value of sin[x+(π/5)]+cos[x(π/5)] in given interval (0,π/2)

Posted by Akshit Shinde 7 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

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Class 12 maths ncert book, ques no.7 of ex-6.5

Posted by Dhruv G 7 years, 3 months ago

CBSE > Class 12 > Mathematics

1 answers

Bhushan Saini 7 years, 3 months ago

Pahley 0 ke = phir kab 0 hai uska factor se dy/dx ko divide jo factor aayengay un se nikle ga

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How to convert logx into e^x

Posted by Ishmeet Kaur 7 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

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Root 3

Posted by Shoyab Malik 7 years, 3 months ago

CBSE > Class 12 > Mathematics

3 answers

H. S 7 years, 3 months ago

1.732 it's right value

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Juhi Singh 7 years, 3 months ago

1.73

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Anjana Sherawat 7 years, 3 months ago

Approx 1.7

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Trignometric

Posted by Neelam Dwivedi 7 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

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Differentiation of 2sinxcosx

Posted by Milan Sharma 7 years, 3 months ago

CBSE > Class 12 > Mathematics

2 answers

Shivani Gupta 7 years, 3 months ago

Diff of 2sinxcosx is 2 cos2x not sin 2x

2Thank You

Achin Kahaleer 7 years, 3 months ago

Sin2x

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What is the value of tan(180)

Posted by Arjun Singh 7 years, 3 months ago

CBSE > Class 12 > Mathematics

1 answers

Priyanshu Chandrakar 7 years, 3 months ago

1Thank You

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2+2=5

Posted by Nikhil Shukla 7 years, 3 months ago

CBSE > Class 12 > Mathematics

1 answers

Shivani Gupta 7 years, 3 months ago

This can be a case of vector sum

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Derivative of y =(aX^2+bX+ c)^2

Posted by Arjun Dj 7 years, 3 months ago

CBSE > Class 12 > Mathematics

1 answers

Nilesh Kumar Singh 7 years, 3 months ago

2(ax ^2+bx+c).2ax+b

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F(x) (x-4) /x-y if range y f(x)

Posted by Ishant Shukla 7 years, 3 months ago

CBSE > Class 12 > Mathematics

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