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What is the relativity between Bode equation and Irving Hubble equation? Is planet x on course to collide with earth? Why does x^7+y^7 factor to (x+y) (x^6-x^5y+x^4y^2-x^3y^3+x^2y^4-xy^5+y^6)? How are thrust and drag related when a car is accelerating forward? Find all possible jordan form of X whose characteristic polynomials are (x-1)^2 (x+1)^6, minimal polynomial is (x^2-1)(x+1)^2 Thanks!?