Algebra I 1st Semester Exam Review

What is a rational number ?

• A rational number  is a number that cannot be written as a fraction.
• A rational number is a number that can be written as a fraction.
• A rational number cannot be a repeating  decimal.

What type of number is π ?

• Rational
• Irrational

Which number is irrational?

• 9.6
• √45
• 3/8
• 3.4 x 10 ⁵

Which number is a rational number ?

• 1/4
• π
• √3
• ∛25

What is the slope of a line that passes through the points (-9, 3) and (2, -14)?

• -17/11

• -11/17

• -3/4

• -4/3

If f(x) = 2(x - 3) + 4, determine f(9).

• 19

• 16

• 5.5

Given f(x) = 3x + 1, what is the value of x if f(x) = 7?

• 22

• 2

• 6

• 3

Which expression best describes the graph?

• 
• 
• 
• 

The table represents points on the graph of a linear function. Using your calculator, determine a linear function that represents the data.

• y = 13.83x + .73

• y = .73x + 13.83

3(w + 4) = 3w + 12 is an example of...

• Inverse Property
• Distributive Property
• Multiplicative Inverse
• Associative Property