Question # 1

The point ________ is in the solution of the inequality 2x - 3y > 5

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(1, -1)

(2,2)

(0,0)

(3,0)

The corner point of the boundary lines, x- 2x

x+2y=10 is:

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(8,1)

(1,8)

(6,10)

(3,5)

The corner point of the boundary lines, x-2y

2x + y = 2 is:

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(2,6)

(6,2)

(-2,2)

(2,-2)

3x + 4 < 0 is

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inequality

equation

identity

not inequality

The liner equation ax + by = c is called _________ of the inequality ax +by > c.

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Associated equation

Non-associated equation

disjoint equation

Feasible equation

Optimize means ______ a quantity under certain constraints

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Minimize

Maximize

Maximize or minimize

None of these

The real numbers which satisfy an inequality form its

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solution

coefficient

domain

range

If -1 < x < 0, which of the following statements must be true?

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x < x²< x³

x < x³< x²

x²< x³< x

x²< x < x³

2x + 3y > 4 is a linear inequality in

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one variable

two variables

three variables

none of these

x = 1 is in the solution of the inequality

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x + 1 > 0

x - 2 > 0

3x - 1 < 0

x + 2 < 0

For graphing a linear inequality, solid line is drawn if the inequality involves the symbols:

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> or <

= or≠

= or >

(0,1) is in the solution of the inequality

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3x + 2y > 8

2x - 3y < 4

2x + 3y > 5

x -2y < -5

(0,0) is in the solution of the inequality

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x + y > 3

x - y > 2

3x + 2y > 5

3x - 2y < 2

Order (or sense) of an inequality is changed by multiplying or dividing its each side by a:

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Zero

one

negative constant

Non negative constant

ab > 0 and a > 0 then

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a > b

a < b

a = b

None

Multiplying each side of an inequality by (-1) will:

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Not effect

Change the sign

Become zero

Not defined

The point ________ is in the solution of the inequality 4x - 3y < 2

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(0,1)

(2,1)

(2,2)

(3,3)

The graph of y < 2 is the

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Left half plane

upper half plane

Right half plane

Lower half plane

Sum of two quantities is at least 20 is denoted by

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x +y =20

x +y≥ 20

x +y≠ 20

x +y≤20

x = ________ is in the solution of 2x + 3 > 0

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1

-2

-3

-4

3x + 4 > 0 is

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equation

inequality

identity

none of these

The point (1,3) is one solution of

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3x + 5y > 29

3x + 5y < 7

x + 2y < 4

x + 4y > 3

A point where two of its boundary lines intersect is called

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Corner point

Feasible point

Vertex

Feasible solution

(1, 2) is in the solution of the inequality

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2x + y > 8

2x + y < 6

2x - y > 1

2x + 3y < 2

3x + 4 > 0 is

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equation

identity

inequality

none of these

3x + 4 = 0 is

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not inequality

equation

identity

inequality

(2, 1) is in the solution of the inequality

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2x + y > 7

x - y > 2

3x + 5y < 6

2x + y < 6

x = _________ is in the solution of 2x + 3 < 0

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0

2

-1

-2

3x + 4 < 0 is

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not inequality

equation

identity

inequality

x = ________ is in the solution of 2x - 5 > 0

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0

2

-2

3

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