If the fdic has an insurance fund of 67.8 billion and must use 7.6% of it to cover several failed banks, approximately how much money is left in the fund?

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