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3.I am stuck in a math problem (calculus related rates) and have been stuck for a while. (I’ve been working ...

working on it since Friday) As it is reading break I doubt that I can cnotact my teacher before it is due. The question is as following: A light shines from the top of a pole that is 20 meters high. A ball is falling 10 meters away from the pole, casting a shadow on a building that is 30 meters away. When the ball is 25 meters from the ground it is falling at a speed of 6 meters per second. How fast is the shadow moving? side note: from left to right it goes lamp, falling ball, wall with shadow.
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4.I'm stuck on a question for bio on Biotechnology. I am a little confused on the concept. The question I'm ...

n I'm stuck on is "Some salmon have been genetically engineered to grow more quickly. The salmon are raised in pen set in rivers or in the sea. Describe how these salmon might impact society and the environment."
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1.AU MAT 120 Systems of Linear Equations and Inequalities Discussion

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