Question # 1

if two sets do not have any common element, then they are called.

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Complement sets

Joint sets

Disjoint sets

None of these

The set of subsets of a set A is called.

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Power set of A

Complement of A

Both a and b

None of these

A determinant composed of all the first order partial derivatives of a system of equations, arranged in ordered sequence is called.

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Hassian determinatn

Jacobian determiant

Discrimianant

First order determinant

Given or known values in an equation are called.

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Constants

Parameters

Coefficients

All of the above

The increase in dependent variable that results when the independent variable increases by one unit in a simple lines. function is called.

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Y intercept of the curve

Slope of the curve

X intercept of the curve

Marginal value

Union of A and the universal set is

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A

A'

Universal set

None of these

a x2 + bx + c = 0

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Linear equation

Quadratic equation

Polynomial of degree five

None of these

If each element of a raw of column of a square matrix A is zero, then the value of the determinant. is.

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Equal

One

Zero

None of these

If matrix A is matrix of order n x m and B is another matrix of order m x n, then BA will be the matrix of order.

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n x m

m x n

n x n

m x m

A linear function of the form 6x2 - 2y + 8 = 0 is known as.

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Explicit function

implicit function

Quadratic function

All of the above

The determinant of a matrix and that of its transpose are

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Equal

Zero

One

Negatively related

If matrix A is of m x n dimension, then A will be

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n x m dimension

m x n dimension

n x p dimension

m x m dimension

if A = A , then A is

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Symmetric matrix

Skew symmetric matrix

Identity matrix

Orthogonal matrix

A diagonal matrix whose diagonal elements are equal is called.

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Unit matrix

Singular matrix

Scalar matrix

Non singular matrix

any number raise to the power zero is always equal to.

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zero

one

two

The number itself

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