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Differentiate (2^x)(5x^2+5x)^2.

This is a relatively difficult equation to differentiate as there are various parts to consider.Firstly, we will let u=2^x and v=(5x^2+5x)^2 in the product rule. Then the differential of u is (2^x)ln(2). ...

Answered by George H. • Maths tutor

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Explain why benzene requires use of a halogen carrier catalyst to react with bromine while phenol does not.

The oxygen atom in the phenol molecule has a lone pair of electrons. These electrons become delocalised into the aromatic ring, increasing its electron density. This activates the ring. This causes Br

Answered by Aidan M. • Chemistry tutor

14391 Views

Evaluate the opinion that ‘there is more to Utilitarianism than just promoting happiness’.

The moral theory of Utilitarianism is based on one universal guiding principle that was initially founded by Jeremy Bentham in in his first substantial (though anonymous) publication, A Fragment on Govern...

Answered by Lowri C. • Religious Studies tutor

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Describe and evaluate the procedure of Zimbardo’s study into social roles.

This is an 8 mark question with 4 marks for AO1 (describe), and 4 marks of AO3 (evaluate). It is important to note that use of the word “procedure”. This means you want to focus on the procedure of the ex...

Answered by Sophie S. • Psychology tutor

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Determine the tangent to the curve y = sin^2(x)/x at the point, x = pi/2. Leave your answer in the form ax+by+c=0

First determine the y coordinate of the curve at the given x coordinate, in this case, y = sin²(pi/2)/(pi/2) = 1²/(pi/2) = 2/piDifferentiate the function with respect to x to determi...

Answered by Thomas B. • Maths tutor

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