Unit 7 Review

What's a way to define absolute value?

• The value of a number
• The opposite of a number
• The distance of a number from zero
• The multiplicative inverse of a number

|572| = ?

• 275

• -572

• 57

• 572

The absolute value of zero is zero because...

• Zero is not a number.
• Zero is 0 distance from zero.  It is neither negative or positive.

Determine if this statement is True or False.

|3| is -3.

• True

• False

What is |-26| ?

• 26

• -26

• -36

• 36

Compare|-5| to the |-10|

• |-5| > |-10|
• |-5| = |-10|
• |-5| < |-10|

Which statement best describes l -4 l?

• the distance from -4 to 4 on a number line

• the distance from 4 to 0 on a number line

• the distance from -4 to 0 on a number line

• the distance from 0 to 4 on a number line

Which of these symbols means "Greater than or equal to"

Which of these symbols means "Greater than"

I am given the inequality 2 > x. What kind of circle do I mark on 2?

• open

• closed