Mathematics MCQS for class 12 with Answers Chapter 6

The non-negative inequalities are called

Vertices

Parameters

Decision variables

Constant

A point of a solution region where two of its boundary lines intersects is called a ________ point of the solution region

Corner

Minimum

Maximum

None of these

Convert a linear programming problem to a mathematical form by using:

Constraints

Parameters

Constraints

Variables

To find the optimal solution evaluate the objective function at:

All points of feasible region

Corner points

None of these

Origin only

ax+by+c ? 0 is an:

N ot inequality

Equation

Identity

Inequality

A set consisting of all the feasible solutions of the system of linear in equalities is called:

Solution set

Both(a)&(b)

None of these

Feasible Solution set

For different values of k, the equation 4x + 5y = k represents lines ________ to the line 4x + 5y = 0

Parallel

Perpendicular

None of these

Equal

The operation ___________ a constant to each side of inequality will not affect the order (or sense) of inequality

Adding

None of these

Multiplying

Dividing

If equations of sides of the triangle are given, then intersection of any two lines give a

Are of the triangle

None of these

Vertex of the triangle

Centroid of the triangle

The graph of linear equation of the form ax + by = c is a line, which divides the plane into _________ disjoint regions, where a, b and c are constants and a, b are not both zero

One

Two

three

None of these