Mathematical Economics is the integration of

(a)

Mathematics and Economics

(b)

Economics and Statistics

(c)

Economics and Equations

(d)

Graphs and Economics

The construction of demand line or supply line is the result of using

(a)

Matrices

(b)

Calculus

(c)

Algebra

(d)

Analytical Geometry

The first person used the mathematics in Economics is

(a)

Sir William Petty

(b)

Giovanni Ceva

(c)

Adam Smith

(d)

Irving Fisher

Function with single independent variable is known as

(a)

Multivariate Function

(b)

Bivariate Function

(c)

Univariate Function

(d)

Polynomial Function

A statement of equality between two quantities is called

(a)

Inequality

(b)

Equality

(c)

Equations

(d)

Functions

An incremental change in dependent variable with respect to change in independent variable is known as

(a)

slope

(b)

Intercept

(c)

Variant

(d)

Constant

(y - y₁) = m(x - x₁) gives the

(a)

Slope

(b)

Straight line

(c)

Constant

(d)

Curve

Suppose D = 50 - 5P. When D is zero then

(a)

P is 10

(b)

P is 20

(c)

P is 5

(d)

P is -10

Suppose D = 150 - 50P. Then, the slope is

(a)

-5

(b)

50

(c)

5

(d)

-50

Suppose determinant of a matrix Δ = 0, then the solution

(a)

Exists

(b)

Does not exist

(c)

is infinity

(d)

is zero