Question # 1

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

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

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0

2

-2

3

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)

The graph of y < 2 is the

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Left half plane

upper half plane

Right half plane

Lower half plane

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

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

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0

2

-1

-2

The point _________ is in the solution of the inequality 2x + 3y < 5

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(1,1)

(2,2)

(0,1)

(0,2)

The graph of linear equation 2x + 3y = 10

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Parabola

Circle

Hyperbola

Straight line

If 4 - x >5, then

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x > 1

x > -1

x < 1

x < -1

The set of ordered pairs (x,y) such that ax+ by < c, and (x,y) such that ax + by>0, are called

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Linear Inequalities

Feasible regions

Half planes

Boundary

The total cost of 2 apples and 3 oranges is $1.70, which of the following is true

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The cost of one apple

The cost of one orange

Both have equal cost per item

Cost of each single item can not be determined

The point (1,3) is one solution of

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3x + 5y > 29

3x + 5y < 7

x + 2y < 4

x + 4y > 3

The points (x, y) which satisfy a linear inequality in two variables x and y from its

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domain

range

solution

none of these

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

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1

-2

-3

-4

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ECAT Mathematics Chapter 21 Linear Inequalities and Linear Programming Online Test MCQs With Answers

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