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SER and ESTAR both mean 'To be' in English, but choosing the right one can be tricky. The most useful way to remember the difference is to decide whether what you are describing has a permanent/inbuilt quali...

Differentiate f(x) = 14x 2 e x^2 To approach this problem we first need to realise that f(x) is made up of two simpler functions multiplied together. This tells us that we should use the product rule to solv...

Euthanasia literally means “A good death” that comes from the Greek “eu” meaning good, and “thantos”meaning death. It must be noted that there is a key d ifference between euthanasia and suicide, e uthanasia...

First, highlight the key words in the title, making sure you don't miss one. Here, the "to what extent" shows us we need to argue both sides of this in our essay. Next, "total condemnation&quo...

Here we will want to use the SUVAT equations, which I'm sure you will have come across. Notice that in the question we only have an initial horizontal velocity and because we model all objects as points, we ...