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14111cr1

# 14111cr1 - c Kendra Kilmer Fall 2011 Math 141 Exam 1 Topics...

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c Kendra Kilmer September 15, 2011 Fall 2011 Math 141 Exam 1 Topics courtesy: Kendra Kilmer (covering Sections 1.3-1.5, 2.1-2.6) Sections 1.3, 1.4 slope of a line: m = y 2 - y 1 x 2 - x 1 Equations of Lines Point-Slope Form: y - y 1 = m ( x - x 1 ) Slope-Intercept Form: y = mx + b Horizontal Line through ( a , b ) is y = b Vertical Line through ( a , b ) is x = a Linear Depreciation: ( t , V ) where t is time and V is book value Linear Supply and Demand Curves: ( x , p ) where x is the quantity and p is the unit price Market Equilibrium: the point at which the consumers and suppliers agree upon (intersection point of the supply and demand curves) Linear Cost, Revenue, and Profit Functions Cost Function: C ( x ) = cx + F Revenue Function: R ( x ) = sx Profit Function: P ( x ) = R ( x ) - C ( x ) Break-Even Point: Intersection of the Cost and Revenue Functions Section 1.5 The Best Fit Line/Equation of Least Squares/Linear Regression Enter list into L1 and L2 (STAT 1:Edit) STAT CALC 4:LinReg(ax+b)
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