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The maximum/minimum of a function are the points where the first derivative (the gradient) of the function is zero.
So with a function of the form y=f(x), you must take the derivative (dy/dx) ...
Covalent bonds are formed between two non-metals, while ionic bonds are formed between a metal and a non-metal. Both types of bonds involve forming complete outer electron shells.Covalent bo...
PEE stands for Point, Explanation, Example
PEEL is the same as above but with an added 'L' for Link
...
A crash course in noun gender...
Spanish is very kind in th...
Adjectival agreement means that the adjective 'agrees' with the noun it's describing in gender and number.
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