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Find the perpendicular bisector passing through the stationary point of the curve y=x^2+2x-7.

First thing to do is to find the stationary point of the curve. This is done by differentiating the function and then equating to zero, as the gradient of the stationary point is zero. Setting dy/dx to ze...

CM
Answered by Chris M. Maths tutor
3320 Views

What is the difference between a merit good and a public good?

A merit good is a good which has positive externalites and therefore people do not consume enough of them. For example, vaccinations.

A public good has two characterisitics, it is non-rival: this m...

ED
Answered by Ella D. Economics tutor
7827 Views

French oral examination question: Pourquoi est-ce que vous avez choisi d'étudier le français?

To address this question, you should state why you have decided to study French. 

Quels sont vos motivations, par exemple? La culture? La langue? Le pays? Est-ce que vous avez déjà visité la France...

HC
Answered by Hannah C. French tutor
4656 Views

A white substance is placed on the table in front of you, explain what methods/techniques you could use to determine what compound the substance is

Melting point, NMR, Mass spectrometry, IR spectroscopy

GI
Answered by Gavin I. Chemistry tutor
2689 Views

Discuss the bonds which comprise the tertiary structure of protein.

Bonds in a protein's tertiary structure occur entirely between the highly variable R-groups of the amino acyl residues. Firstly, hydrogen bonds further to those in the secondary structure may form between...

JB
Answered by Jamie B. Biology tutor
6948 Views

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