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Is the Solar System headed towards, or away, from the Crab Nebula? I really need help with my physics homework. Thanks :)? What is the LCM of the following polynomials:
3x^2 -18x +27, 2x^3 -4x^2 -6x? Is it impossible for the universe to be infinite? What is the probability that a random sample of 10 2nd grade students results in a mean reading rate of more than 98 words per min.?