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If g(x) = x+1/ x-2 and h (x) =4 - x , what is the value of ( g*h) (-3)?

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?

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?