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The key to this question is to remember the Nyquist rate of a signal. This is the lowest sample rate which can be used for a signal without losing valid frequencies or gaining incorrect frequencies. Th...

This function is the product of the two functions 'x' and 'sin(x)'. Therefore we use the product rule, which says that the differential of a product of two functions is the differential of the first mu...

Say you are given the equations of both a line and a curve, for example y=x²+8x-1 and y=3x-7, and asked to find where these two intersect. This just means w...

This problem can be solved by first considering the energy of a photon e = hf. ​A photon of red light lacks the sufficient energy to free an electron. However a photon of blue light has a higher frequency...

There's many instances of foreshadowing in the novella, most of the scenes point towards the tragic ending. Steinbeck frequently hints towards the climax of the novella through his use of dialogue. Geo...