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A stationary point is a point where the gradient of a curve is 0. The derivative of a curve gives us a function for the gradient at every point on the curve. So we have that dy(x)/dx=0 if and only if the ...

This question test knowledge of the geometry of equilateral triangles and the students ability to solve linear equations.
First we note that an equilateral triangle has equal sides. Then we can write...

"Electronegativity is the power of an atom to attract the electron density in a covalent bond to itself"
In order to understand electronegativity we mu...

The genotype of an organism is the combination of alleles, different copies of a gene at the same locus, (from the mother and father) that give rise to a particular trait whereas the phenotype is the obse...