Aquantity a varies inversely as a quantity b, if, when b changes, a changes in the inverse ratio. what happens to the quar a if the quantity b doubles? a quantity a triples b. quantity a doubles c. quantity a stays the same d. quantity a halves select the best answer from the choices provided

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?

Factor this polynomial completely x^2-64

1.based of the diagrams what is the the value of x? 2.how would you verify your answer for x