# Mathematics MCQS for class 12 with Answers Chapter 6

#### Mathematics MCQS for class 12 with Answers

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
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

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