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An ellipse has the equation (x^2)/4 + (y^2)/9 = 1. Find the equation of the tangent at (-6/5 , 12/5)

y = 9/8 x + 15/4. Explanation in person.

TB
Answered by Thomas B. Maths tutor
4840 Views

How would you explain general relativity?

In basic terms, general relativity is based on Einstein's equivalency principle. It states that in a closed environment, there is no way of distinguishing between the effects of gravity and of a constant ...

SC
Answered by Sam C. Physics tutor
3967 Views

Differentiate: y=12x(2x+1)+1/x

This question has two parts, firstly the "12x(2x+1)" this is a product rule format, the 1/x is a simple differentiation format but for ease should be written as "x^(-1)" solution: dy/d...

DS
Answered by Daniel S. Maths tutor
5355 Views

Differentiation basics: What is it?

Note: sorry for the lump of text, the format of the site will not allow paragraphs unfortunately... when I put // it means new section or new paragraph, sorry again for the inconvenience caused.//

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DS
Answered by Daniel S. Maths tutor
4404 Views

How do I work critical quotations into my answer?

Critical quotations should be used to strengthen the point or argument you are already making in your paragraph, but instead of simply restating what you are already saying it should add some nuance to y...

FW
4846 Views

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