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Differentiate the function; f(x)=1/((5-2x^3)^2)

We know from the properties of basic indices that a -x =1/a x , so 1/((5-2x 3 ) 2 =(5-2x 3 ) -2 where in this case, a=5-2x 3 and x=2. Then the function is differentiable by the chain rule. As dy/dx=dy/duXdu/...
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Answered by Benjamin K. • Maths tutor
6183 Views

Describe methods of solute transport across a cell membrane.

For non-polar small molecules simple diffusion down a concentration gradient through the phospholipid bilayer is possible as it is soluble in the hydrophobic fatty acid tails of the membrane. An example of t...
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Answered by Ayano F. • Biology tutor
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Sodium Hydroxide can react with sulfuric acid in an acid base reaction. Outline the equation for this reaction, name the product. Finally a titration reaction is conducted. Determine the mass of NaOH needed to neutralise 12.4cm^3 of 0.10moldm^-3 H2SO4.

The equation is outlined below: 2NaOH + H 2 SO 4 ------->> Na 2 SO 4 + 2H 2 OAs explained in the question this is an acid base reaction, where the sodium hydroxide is the base and the sulphuric acid is...
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Answered by Thomas M. • Chemistry tutor
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What should I include in my personal statement. Should I mention societies, clubs and sports or simply academics.

This common question is entirely dependent on what the student is applying for and where. In my case for modern languages, sporting activities where not relevant and I wrote my personal statement on a purely...
LK
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Explain the difference between energy and power.

Power is the rate at which energy is transferred. For example, a typical kettle may use 1.2 kiloWatts (kW) for about 2 minutes to boil water. This means that the kettle uses 1200 Joules of energy per second ...
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Answered by Henry J. • Physics tutor
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