Given: f(x) = 3x 2 + 1, g(x) = 2x - 1, h(x) = x fg = 4x² 12x²+4 12x²-12x+4

A) if $50000 is invested in a bank account that pays 9.3% of interest compounded on a six-monthly basis, how much money will be in the account after 3 and 12 years? b) if matusalen's father had put $2.0 in the bank when he was born and there, how long would matusalen have had to his death (969 years later) if the interest was 7% per year composed each month and weekly?