1 |
|
Open
Closed
Open as well as closed
None of these
|
2 |
The order (or sense) of an inequality is changed by ________, it each side by a negative constant. |
Adding
Subtracting
Dividing
None of these
|
3 |
There are _______ ordered pairs that satisfy the inequality ax + by > c. |
Finitely many
Two
Infinitely many
Four
|
4 |
The region of the graph ax + by > c is called ______ half plane: |
Open
Boundary of
Closed
None of these
|
5 |
The graph of linear equation of the form ax + by = c is a _________ where a, b and c are constants and a, b are not both zero. |
Curve
Circle
Straight line
Parabola
|
6 |
|
One variable
Three variable
Two variable
Four variable
|
7 |
ax + by < c is an inequality of: |
One variable
Threevariable
Twovariable
Fourvariable
|
8 |
The non-negative inequalities are called: |
Parameters
Constants
Decision variables
Vertices
|
9 |
|
Above
Left
Below
Right
|
10 |
x = 2 is a vertical line perpendicular to _____________: |
x - axis
x - axis may be
y - axis
None of these
|
11 |
The inequality y > b is the open half plane to the ______ of the boundary line y = b: |
Above
Left
Below
Right
|
12 |
ax + b > c is an inequality of: |
One variable
Three variable
Two variable
Four variable
|
13 |
The inequality x < a is the open half plane to the __________ of the boundary line x = a: |
Above
Left
Below
Right
|
14 |
ax + b < c is a inequality of: |
One variable
Two variable
Three variable
Four variable
|
15 |
|
One variable
Three variable
Two variable
Four variable
|
16 |
A solution of a linear inequality in x and y is an ordered pair of numbers, which _______ the inequality. |
Does not satisfy
May be stisfied
Satisfies
None of these
|
17 |
The operation _______ by a positive constant to each side of inequality will affect the order (or sense) of inequality: |
Adding
Subtracting
Multiplying
None of these
|
18 |
y = b is a horizontal line perpendicular to ________: |
x - axis
y - axis may be
y - axis
None of these
|
19 |
y = b is a horizontal line parallel to _________: |
x - axis
x - axis may be
y - axis
None of these
|
20 |
x = a is a vertical line perpendicular to __________. |
x - axis
x - axis may be
y - axis
None of these
|