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Firstly we know that £1 equals 100p.

Then we could write 50p as £0.5 (As 50/100= 5/10= 1/2= 0.5), which is equivalent.

Now we do the fraction, £0.5 over £4, which is 0.5/4, enlarge both of t...

Radians are a unit of measurement. They work in the same way that we use ounces to measure mass or metres to measure length. Radians are however used to measure angles, the more common unit of measuring a...

First of all, we have to use the product rule, since two things are multiplied together.  The product rule states that d/dx (u*v) = vu' + uv'

Let u = (4x+3)⁵  v = sin(2x)

Now, to ...