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given y = x^2 - 7x + 5, find dy/dx from first principles

using the delta method for first principles derivation:
Define the differential: dy/dx = limit as h -> 0 f(x+h) - f(x)/h where f(x) = ysubstitute the equation into the differential: dy/dx = (x+h)...

DB
Answered by Dafydd B. Maths tutor
7846 Views

What is a mole and the calculations used to find the number of moles?

A mole in chemistry is a unit of amount. Similar to saying a dozen is 12, a mole is 6.022x10^23 atoms, conveniently called Avogadro's number. If we take one mole of carbon atoms, this is equal to a mass o...

TD
3228 Views

Does social competition within a family affect conversational tone and features within a Family meal.

INTRODUCTIONThroughout any family there is a constant hierarchal system. As mentioned by Psychologist Erika Krull every family has their own “Financial Structure, Social Structure and Hierarchal Structure...

JR
1885 Views

How is the theme of jealousy explored in Shakespeare's 'Othello'?

Through his portrayal of Othello, our tragic hero who we see transform from a noble soldier to an aggressive madman, Shakespeare expresses the harsh realities of jealousy. Iago declares to Othello, 'O bew...

JR
19391 Views

What is the Moho?

The Moho is the Mohorovicic Discontinuity. A seismic discontinuity is a boundary between 2 layers with different properties. The Mohorovicic discontinuity (Moho) is the crust - mantle boundary (within th...

AK
Answered by Alex K. Geology tutor
2342 Views

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