ECO256
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Question: The difference between the definite and the indefinite integral is that,___
Answer: definite integral has limits
Question: Using one of the rules of integration, an evaluation of is ___
Answer: \[-3e^{13x}+C\]
Answer: -3e^{13x}+C
Answer: -3e^(13x)+C
Answer: -3e^ (13x) + C
Question: If demand function is p=40-8q, the marginal revenue (MR) of the function will be ___
Answer: \[40-8q\]
Answer: 40-8q
Answer: 40 - 8q
Question: When an equation is first partially differentiated w.r.t a variable, and then partially differentiated w.r.t another variable, this case is known as ___
Answer: Crossed partial derivative
Question: When a constraint renders the 'substitution method' useless, ___ becomes effective
Answer: Lagrenga multiplier method
Question: An evaluation of the marginal expenditure of p=Q^{3}+4Q+3 equals to ___
Answer: \[4Q^{3}+8Q+3\]
Answer: 4Q^{3}+8Q+3
Answer: 4Q^(3)+8Q+3
Answer: 4Q^(3) + 8Q + 3
Question: The marginal propensity to consume (MPC) of the equation C=1000+0.88y is ___
Answer: \[0.88\]
Answer: 0.88
Question: If the average propensity to save of a household is half, the average propensity to consume is ______
Answer: Β½
Answer: Half
Question: If MPC is 0.6, and consumption is 85, the consumption function 'C' is ___
Answer: \[0.6y+85\]
Answer: 0.6y+85
Answer: 0.6y + 85
Question: The difference between the definite and the indefinite integral is that,___
Answer: definite integral has limits
Question: Study the function F(x, y,Ζ) = π(x, y) + Ζ[k = h(x, y)] carefully: F(x, y,Ζ) is the _____
Answer: Lagrange function
Question: π(x, y) in the function F(x, y,Ζ) = π(x, y) + Ζ[k = h(x, y)] is the ________
Answer: Objective function
Question: In the function F(x, y,Ζ) = π(x, y) + Ζ[k = h(x, y)], Ζ[k = h(x, y)] is the ______
Answer: Constraint function
Question: If g = 4w^{3} + 10wxy^{3} - y^{2} +x^{4} . With respect to βxβ, the partial derivative of this function is______
Answer: 10wy3 + 4x3
Answer: 10wy^3 + 4x^3
Answer: 10wy^3+4x^3
Question: If g = 4w^{3} + 10wxy^{3} - y^{2} +x^{4} , the partial derivative of the function with respect to βwβ is ______
Answer: 12w + 10xy3
Answer: 12w + 10xy^3
Answer: 12w+10xy^3
Question: If g = 4w^{3} + 10wxy^{3} - y^{2} +x^{4} , with respect to βyβ, the partial derivative is ______
Answer: 30wxy^2 β 2y
Answer: 30wxy^2β2y
Question: When the substitution method becomes useless as a result constraint, _______ becomes effective.
Answer: Lagrange multiplier
Question: In matrix operation, any matrix of 2 by 3 order means ______
Answer: 2 rows and 3 columns
Answer: Two rows and three columns
Answer: 2 rows, 3 columns
Question: When the second derivative of any function equals zero, the _____ occurs
Answer: inflection point
Answer: point of inflection
Question: The first among the rules of differentiation is the ______
Answer: Constant rule
Answer: Constant
Question: Use Lagrange multiplier to optimize subject to x + y = 36. Therefore, The value of βyβ is_____
Answer: 15
Question: Use Lagrange multiplier to optimize subject to x + y = 36. Therefore, The value of x in the equation is ____
Answer: 21
Question: Use Lagrange multiplier to optimize subject to x + y = 36. Therefore, The estimated value of Ζ in the equation is______
Answer: 276
Question: Use Lagrange multiplier to optimize subject to x + y = 36. Therefore, The value of q in the equation given is ______
Answer: 5,244
Question: The Marginal Revenue (MR) of the function Q = 46 β 2p is _____
Answer: 23 β Q
Answer: 23βQ
Question: Using 23βQ, if Q = 6, then MR is _______
Answer: #17
Answer: N17
Question: Total Revenue (TR) value of the function Q = 46 β 2p is ______ , if Q is 7..
Answer: #136.5
Answer: 136.5
Question: From the consumption function C = 2500 + 0.75Y_{d}, the Marginal Propensity to Consume (MPC) is ______
Answer: 0.75
Question: The Marginal Propensity to Save (MPS) is ______ given the consumption function C = 2500 + 0.75Y_{d}.
Answer: 0.25
Question: The value of the consumer expenditure using the function C = 2500 + 0.75Y_{d} is ______, if disposable income is #2500.
Answer: #4375
Answer: #4,375
Answer: #4,357.00
Question: Given the Average Cost function , the Marginal Cost (MC) is ______
Answer: 5Q + 6
Answer: 5Q+6
Question: Using 5Q + 6, if Q is 4, MC value will be _____
Answer: #26
Answer: #26.00
Answer: Twenty-six naira
Question: The value of Total Cost (TC) using the function is ____,if Q equals 7.
Answer: #220.50
Answer: #220.5
Answer: N220.5
Question: If MC = 70 + 90Q β 30Q^{2}, and fixed cost is 100. The TC equation from the MC function is ______
Answer: 70Q + 45Q2 β 10Q3 + 100
Answer: 70Q + 45Q^2 β 10Q^3 + 100
Answer: 70Q+45Q^2β10Q^3+100
Question: The value of TC is X in absolute term when Q is 5. What is X?
Answer: #325
Answer: #325.00
Question: Identify the generalized power function rule in differentiation if
Answer:
Question: Solve the function using the rule of differentiation
Answer:
Question: If , where is 3.142. Differentiate the function
Answer: 0
Question: If the dependent variable is Y and the independent variable is x, find the derivative of the equation
Answer:
Question: What is the of
Answer:
Question: Differentiate the of
Answer:
Question: Use one of the rules of differentiation to solve the equation
Answer:
Question: Given , solve by finding its derivative
Answer:
Question: Find the derivative of the equation
Answer: -24x
Question: The concept of Derivative is about ___
Answer: Rate of change
Question: If differentiate it using one of the rules of Differentiation.
Answer: -24x
Question: Differentiation is a primitive function in calculus
Answer: FALSE
Question: What President Obama did by tracing his origin to Kenya can be likened to ___ in calculus
Answer: Integration
Question: The concept of Integration is about
Answer: area under the curve
Question: , is known as
Answer: primitive function
Question:

in the rules integration is called
Answer: Power function rule
Question: Solve the derivative function x^{6}, using the rule of integration
Answer:
Answer:
Question: Identify the correct integration notation for
Answer:
Question: Use constant rule of integration, evaluate
Answer:
Question: Compute the integral function
Answer: 165
Question: Determine the under the curve of the function
Answer: 100
Question: If , where **p = 4**, solve the equation to determine the functional form of the equation.
Answer: Increasing
Question: Solve to identify the nature of the function , when **z = 4**
Answer: Decreasing
Question: Solve equation when **x = 4**, and describe the state of the function.
Answer: Stationary
Question: When the first derivative of an economic model is zero or undefined, the model is therefore ___
Answer: Critical
Question: In an economic equation where a single variable impact the endogenous variable is called ___
Answer: a parameter function
Question: Find the partial derivative of the function, w.r to p.
Answer:
Question: Determine the second derivative of function, w.r to i
Answer:
Question: A column matrix is also known as ___ matrix
Answer: m by 1

Question: The transpose of matrix is transformed to give matrix dimension ___
Answer: 3 by m
Question: Find the product of the matrices AB
Answer: 65
Question: Find the Total Value of Sales (TVS), if Y is row vector of quantities of Biros, Rulers and Pencils respectively, and Z is a column vector of the corresponding prices of the goods.
Answer: #52.29
Question: Cramerβs rule for matrix solution states that _____
Answer:
Question: Using the answer to question 33, what is outcome of the matrix below?
Answer: -10
Question: If
Answer: -20