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The easiest way to understand the way that the heart works is to imagine a double pump with high pressure and low pressure tubing. One part of the pump is low pressure all the way, and that brings the blo...

As some products are designed with a limited lifespan, companies can use cheaper parts for their production.Repairing products is often more expensive than replacing them, which has caused the society to ...

Consider the general equationdy/dx + Py = Qwhere P and Q are functions of x.R (which will be introduced later) is also a function of x.
So, all of a sudden, we are going to just state the product rul...

There are many instances when we need to use the subjunctive. As a verbal mood (as opposed to a tense), you should use the subjunctive when expressing opinions, feelings/emotions, doubt, ...

When thinking about structuring an English A Level paragraph you need to split it into 4 sections;Point- what point are you making in this paragraph and how does it link into the question asked.Evidence- ...