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Number Theory: Find the roots of 4x^2+6x+1 in Z11 (could you please explain step by step? THANKS!)? Problem involving math induction! If m and n are distinct real numbers, prove that (m+2)^2 = (n+2)^2 if and only if x+y=-4? If 7.46g of CrCl3 are dissolved in enough water to make 385 mL of solution, what is the molarity of the resulting solution? If x^2+y^2 = 6, and x+y=3, then what is x^3+y^3? Find Marginal Cost from total cost function (P^2)A(P)?