For each positive integer n, let P(n) be the formula a. Write P(1). Is P(1) true?________________b. Write P (k).________________c. Write P(k + 1).________________d. In a proof by mathematical induction that the formula holds for all integers n ? 1, what must be shown in the inductive step?

Unit 4C Notes The Savings Plan Formula: Step 1: Multiply Interest rate by the monthly deposit (this will determine the amount of interest earned). Step 2: Ass the interest to monthly deposit Step 3: Multiply interest rate by the new balance