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Ich helfe meinem Freund, einem jungen Briten, Deutsch zu lernen.

First rearrange to get 5x² - 10x - 4 = 0 , by subtracting 10x and 4 from both sides of the equation. Here, we can use the quadratic formula which is x = -b+- sqrt(b² -4ac) / 2a. In o...

Expectation:Prior to your interview it is important to understand the difference between an MMI interview and a panel interview and to know which format will be used by the universities y...

To find the necessary power, we need to know how much water is flowing every second, and how much energy we need to heat that amount of water.
Amount of water = 6kg per minute = 6/60 kg per second = ...

First of all you must differentiate this function, as this will give you the gradient function necessary to find the gradient at the point (4,16). To differentiate it you use the formula dy/dx= a...