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A circular disc of radius 3cm …

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A circular disc of radius 3cm is being heated. Due to expansion,its radius increases at the rate of 0.05cm/s . Find the rate at which its area is increasing when radius is 3.2cm.

Posted by Himanshu Arya 5 years, 1 month ago

CBSE > Class 12 > Mathematics

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Posted by Durgesh Kuntal Nishantkuntal 1 week, 2 days ago

CBSE > Class 12 > Mathematics

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X+y

Posted by Laher Arts 3 weeks ago

CBSE > Class 12 > Mathematics

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the vertex of triangle ABC are A(1 ,1 ,0) , B(1,2,1) and C(-2,2,-1) . find the equations of the medians through A and B use the equation so obtained to find the coordinates of the centroid

Posted by Pari Garg 1 month, 2 weeks ago

CBSE > Class 12 > Mathematics

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If A+B+C=π, prove that cosA/ sinB.sinC. +cosB/sinC.sinA + cosC/sinA.sinB

Posted by Suprith A 4 weeks, 2 days ago

CBSE > Class 12 > Mathematics

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37. The traffic police has installed Over Speed Violation Detection (OSVD) system at various locations in a city. These cameras can capture a speeding vehicle from a distance of 300 m and even function in the dark. A camera is installed on a pole at the height of 5 m. It detects a car travelling away from the pole at the speed of 20 m/s. At any point, x m away from the base of the pole, the angle of elevation of the speed camera from the car C is θ. On the basis of the above information, answer the following questions : (i) Express θ in terms of height of the camera installed on the pole and x.

Posted by Nanditha Nair 3 weeks, 2 days ago

CBSE > Class 12 > Mathematics

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Integration of e^x1/(1+x^2)^3/2×x/√1+x^2

Posted by Dhruv Kumar 1 month, 2 weeks ago

CBSE > Class 12 > Mathematics

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Posted by Pinky Kumari 2 weeks, 2 days ago

CBSE > Class 12 > Mathematics

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Solve for x : x/x-2>1/x+3

Posted by Anupam Bind Anupam Bind 3 weeks, 5 days ago

CBSE > Class 12 > Mathematics

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Don't post personal information, mobile numbers and other details.
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Posted by Arpit Sahu 4 weeks, 1 day ago

CBSE > Class 12 > Mathematics