TAMU MATH 140 FINAL EXAM GUIDE WITH
COMPLETE SOLUTION
What type of function is this:
f(x)= -0.25x + 3 - -Linear
-What equation is this:
Revenue - Cost = ? - -Profit
-What equation is this:
P(X) = ? - -Revenue
-What equation is this:
Vc + Fc = ? - -Cost
-What equation is this:
m = y2 - y1
x2 - x1 - -Slope
-How do you write quantity and price? - -(Quantity, Price)
-The intersection of supply and demand? - -Equilibrium
-The intersection of revenue and cost? - -Breakeven
-Revenue must begin where on a graph? - -The origin
-The slope of a linear supply function is ___________. - -Positive
-The y-intercept of a revenue function is _______. - -0
-Not all square matrices have an inverse BUT do only square matrices have
inverses? - -TRUE DAT
-In the equation V(t) = -500 + 20,000,
what is the -500? - -the amount per unit of time
-In the equation V(t) = -500 + 20,000,
What is is the y-intercept of this function, and what does it mean? - -20,000
the initial value
-How many years will the piece of equipment be worthless? That is, for what
value of t will V(t) = 0? - -40 years
-Exponential functions grow by a constant ___________ - -Percent
COMPLETE SOLUTION
What type of function is this:
f(x)= -0.25x + 3 - -Linear
-What equation is this:
Revenue - Cost = ? - -Profit
-What equation is this:
P(X) = ? - -Revenue
-What equation is this:
Vc + Fc = ? - -Cost
-What equation is this:
m = y2 - y1
x2 - x1 - -Slope
-How do you write quantity and price? - -(Quantity, Price)
-The intersection of supply and demand? - -Equilibrium
-The intersection of revenue and cost? - -Breakeven
-Revenue must begin where on a graph? - -The origin
-The slope of a linear supply function is ___________. - -Positive
-The y-intercept of a revenue function is _______. - -0
-Not all square matrices have an inverse BUT do only square matrices have
inverses? - -TRUE DAT
-In the equation V(t) = -500 + 20,000,
what is the -500? - -the amount per unit of time
-In the equation V(t) = -500 + 20,000,
What is is the y-intercept of this function, and what does it mean? - -20,000
the initial value
-How many years will the piece of equipment be worthless? That is, for what
value of t will V(t) = 0? - -40 years
-Exponential functions grow by a constant ___________ - -Percent
