Simplify the expression:

A)

B)

C)

D)

• A.Option B
• B.Option D
• C.Option A
• D.Option C

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Identify which of the following statements is correct.

• A.can be greater than or less than x.
• B.is equal to x.
• C.is less than x
• D.is greater than x

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A national newspaper wants to publish the results of a survey showing people's preferences for different types of sandwiches. Identify which of the following ways of publishing the survey results is likely to be the least useful to its readers.

• A.Table of data
• B.Box plot
• C.Bar chart
• D.Pie chart

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Identify which of the following values is represented by:

• A.The total increase in the value of f(x) between A and B.
• B.The total area under the graph of f(x) between A and B.
• C.The change in the gradient off(x) between A and B.
• D.The average gradient off(x) between A and B.

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Two real numbers, x and y, satisfy the following inequalities:

Determine which statement is true.

• A.y cannot be negative.
• B.y must be positive.
• C.y can be negative.
• D.y cannot be zero.

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