Math 8th Semester Review Part 5

Which graph represents y as a function of x?

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How can -7.5 best be classified?

• rational, real
• irrational, real
• rational
• irrational

Zero can be classified as all of the following except which?

• Whole
• Rational
• Integer
• Natural

π or PI is classified as which?

• Rational
• Irrational
• Rational, Real
• Irrational, Real

Classify the following:
 -78

• integer
• integer, real
• integer, whole, rational
• integer, rational, real

Classify the following:
√13?

• Rational
• Irrational

All whole numbers are rational numbers

• True
• False

What is the definition of an integer

• All positive and negative whole numbers
• Decimals or fractions that terminate for repeat
• All positive whole numbers
• 0

A repeating decimal is what type of number?

• Rational 
• Integer
• Natural 

An example of an integer is...

• 9.1
• 8/9
• -9
• -2.3