Exam1 - Equation Sheet - : Quotient Property logaxy = logax...

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Chapter 1 : Slope = = ( m ∆y ∆x y )( ) 2 y2 x2 x1 : Standard Linear Equation + = Ax By C - : Slope Intercept Form = + y mx b - : Point Slope Form y y 1 = ( – m x x 1 ) : Cost Function ( ) = + C x mx b o ( ) m is marginal cost or slope o b is fixed cost : Total Revenue ( ) = * R x Price Quantity : Profit ( ) = ( ) – ( ) P x R x C x o ( ) R x is Total Revenue o ( ) C x is Total Cost Chapter 2 : Multiplicative Identity Matrix = = AI IA A ( ): Multiplicative Identity Matrix 2 AA - 1 = A - 1 = A I : Solving Systems of Equation with Inverses = AX B o A is the matrix of coefficients o X is the matrix of variables o B is the matrix of constants o = Simplified to X A - 1 B Chapter 10 : Quadratic Formula =- ± - x b b2 4ac2a : Quadratic Function ( ) = f x ax 2 + + bx c : Vertex of Parabola ( , ) = - = ( ) h k where h b2a and k f h : Product Property = + logaxy logax logay
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Unformatted text preview: : Quotient Property logaxy = logax logay : Power Property logaxy ylogax Chapter 5 : Simple Interest = I Prt o P is principal o r is rate of interest o t is time in years : Future or Maturity Value for Simple Interest = ( + ) A P 1 rt : Present Value for Simple Interest = + P A1 rt : Compound Amount = ( + ) A P 1 i n o = i rm o = n tm : Effective Rate r E = +-1 rm m 1 ( ): Future Value of an Annuity Sinking Fund = +-S R1 in 1i o S is the future value o R is the payment o i is the interest rate per period o n is the number of periods ( ): =-( + )-Present Value of an Annuity Amortization P R1 1 i ni o : Amortization Payments =- + -R Pi1 1 i n...
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This note was uploaded on 08/30/2011 for the course ECO 3401 taught by Professor Staff during the Spring '08 term at University of Central Florida.

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