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A point Y moves such that its distance from point B (1,2) is constant. Given that x=k is the tangent of the locus of Y , express the equation of the locus in terms of k.

You can find the rate of photosynthesis by weighing the nitrogen content before and after measurement. According to the lessons, nitrogen is the easiest to measure during photosynthesis. Cell Respiration rate can be found using a similar process, but with...