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Outline moral realism and explain how Mackie’s argument from queerness opposes this view.

Moral realism is a metaethical view composed of a semantic and a metaphysical claim. The semantic claim, cognitivism about moral discourse, holds that moral judgements are robustly truth-apt. The metaphysica...
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Find the tangent to the curve y=(3/4)x^2 -4x^(1/2) +7 at x=4, expressing it in the form ax+by+c=0.

In general, the equation of a line is y-y0=m(x-x0), where m is the gradient and (x0,y0) is a point on the line. We need to find the gradient and a point on our tangent. Step 1: Find gradient. Since our tange...
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Answered by Eleni P. • Maths tutor
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How would you plan a 'to what extent' essay?

Firstly, take a look at the essay title and go through with a highlighter, picking out any key words you think you will need to address when writing the essay. For example, say the question was: 'The size of...
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Answered by Romy M. • Geography tutor
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Explain the primary, secondary and tertiary structure of proteins

The primary structure of a protein is made up of a sequence of amino acids which is coded for by the organisms DNA triplets which are transcribed in the process of protein synthesis, the secondary structure ...
Answered by • Biology tutor
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What is the difference between the pronouns le/la/les and lui/leur?

Pronouns are words which replace nouns. It can be tricky to understand the difference in usage between these two different types of pronouns as they can be both used to describe the same object; a person or ...
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Answered by Rebecca T. • French tutor
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