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A curve C has the equation x^3 + 6xy + y^2 = 0. Find dy/dx in terms of x and y.

By differentiating with respect to x, 3x^2+6x(dy/dx)+6y+2y(dy/dx)=0 So, dy/dx(6x+2y)=-3x^2-6y so dy/dx = -(3x^2+6y)/(2(3x+y))

MH
Answered by Mike H. Maths tutor
3557 Views

Describe the mechanism for bromination across a double bond

This mechanism is an example of an electrophillic addition reaction.

Firstly consider the approach of a Br2, and how that bond will develop an induced dipole as a result of the high electron densit...

LO
Answered by Lewis O. Chemistry tutor
2484 Views

Define first past the post and List PR voting systems.

First Past the Post is a voting method in which voters are required to indicate on the ballot the candidate of their choice. The candidate who receives more votes than any other candidate wins in the area...

BT
Answered by Bruce T. Politics tutor
1838 Views

How do I close read a passage from a literary text?

Close readings are an essential part of the study of English Literature. They form the basis of a lot of essay writing, exams and coursework and become particularly important if you’re thinking of studyin...

CN
5956 Views

How are vesicles and amygdales formed in an igneous rock?

When a lava cools in forms air bubbles which can then burst. Leaving a hollow vesicle behind. Amygdales are vesciles infilled by minerals. Hydrothermal water with dissolved minerals pass through vesicles....

RC
Answered by Ruth C. Geology tutor
3745 Views

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