. A child starts a piggy bank with $2. Each day, the child receives 25 cents at the end of the day and puts it in the bank. If A

Question

. A child starts a piggy bank with $2. Each day, the child receives 25 cents at the end of the day and puts it in the bank. If A represents the amount of money and d stands for the number of days then 4(d)=2+0.25d gives the amount of money in the bank as a function of days (think about this formula).
(a) Evaluate 4(1), A(7), and 4(30).
(b) For what value of d will A(d) = $10.50.
(c) Explain why the domain does not contain the value d = 2.5.
(d) Explain why the range does not include the
value A = $3.10.

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