FormulaSheet

# FormulaSheet - Formula Sheet for the Final Exam 1 Circle x...

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Formula Sheet for the Final Exam 1. Circle : 2 2 2 ( ) ( ) x h y k r 2. Parabola (Quadratic function): 2 2 2 ( ) ( ) or ( ) where , ( ) or 24 y f x a x h k bb f x ax bx c h k f h c aa   3. Distance formula: 22 2 1 2 1 ( ) ( ) d x x y y 4. Quadratic formula : 2 4 2 b b ac x a   For the following formulas: S is future value, P is present value, r is the annual interest rate, k is the number of compounding periods in a year, t is time in years, A is the amount of money, and R is the amount of payment; with the formula for the periodic interest rate r i k . 5. Future Value of an Investment with continuously compounded interest: rt S Pe (The amount at the end of an investment when an amount P is allowed to grow with interest compounded continuously.) 6. Future Value of an Investment: (1 ) kt S P i  (The amount at the end of an investment when an amount P is allowed to grow.) 7. Present Value of an Investment: ) kt P S i (The amount that must be invested now to provide for a future value.)
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