if the DNA strand in a molecule could be stretched out, it would have a length on the order of 2.0m. How much this would be in feet and how much this would be inches

Answer asap! show all work! find the number of complex roots, the possible number of real roots and the possible rational roots of the polynomial function. then, solve for all roots. x^3 + 2x^2 + 3x + 6 = 0