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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
5100 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 acc...
SC
Answered by Sam C. • Physics tutor
4459 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/dx= ...
DS
Answered by Daniel S. • Maths tutor
5637 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.// Differenti...
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Answered by Daniel S. • Maths tutor
4710 Views

State what is meant by the term structural isomer?

Same molecular formulas, but bonded in different ways. So by this I mean that 2 molecules could have the same formula but have a different structure, they have bonded together differently.
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Answered by Bradley P. • Chemistry tutor
8399 Views