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Ignoring the dark lines, we have a continuous colour (visible light) spectrum. The dark lines represent where the photon of a particular wavelength is missing, hence we cant see it. This occurs when th...
Nature: behaviour is heredity.
Nurture: behaviour is caused by the environment, experience and learning.
Interactionist approach: ...
The integration by parts rule looks like this:
∫ u * v' dx = u * v - ∫ ( v * u' ) dx
Hence in this example, we want to make our u = x and v' = sinx
So we now n...
We are looking for dy/dx, and in this question, the key rule to remember is the chain rule.
Therefore the first thing to do is the easy step, take the 3 down and minus 1 from i...
Using Vieta's formulas, which make the correspondence between the sums and products of the roots of a polynomial and its coefficients, we can deduce that a + b = (-8)/2 = -4, ab = 1/2 =0.5 and a^2 ...
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