Consider the following function:     A(P,r,n,t)=P(1+rn)nt     where the variables have the following meaning: A = amount accumulated  P = principal  r = interest rate n = compoundings per period t = number of periods   Find the value of the function when P=450,r=4.5%,n=12, and t=9. (Round your answer to the nearest whole number.)

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