F(x) = x2. What is g(x)?

LMK ASAP

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?

Can someone me do math because i am having a breakdown rn because i don’t get it

Does the point (1, sqrt 7) lie on circle shown.