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To achieve the highest marks, both successes and failures must be discussed explicitly and in depth, not just listed, which would limit you to half marks. Remembering two or three figures can make your...

Compared to English, in Spanish we can say things in different ways. A core part of the language of Spanish is the difference between "ser" and "estar". Normally, both mean "to...

Normally in order to understand equilibrium, we must first think of the concepts of supply and demand. In a market in order to reach equality between two variables or equilibrium in economic terms, we ...

We can express sqrt(20) as sqrt (4 x 5). This is equivalent to sqrt(4) x sqrt(5). We know that sqrt(4) = 2. This sqrt(20) can be written as 2sqrt(5).

Speed is the rate of change of distance(basically how much distance(m) has been covered in a particular time(s)). Velocity is the rate of change of displacement( change of distance in a particular directi...