A1 Fall Midterm Review Part 1 Summer 2024

What is the result of distributing 6 in the expression 6(p + m + 9)?

• 6p + 6m + 9

• 6p + 6m + 54

• p + 6m + 54

• 6p + m + 54

When using a scientific calculator, why is it important to use parentheses correctly?

• To save battery life

• To get the correct order of operations

• To ensure the calculator does not overheat

• To make the display look neat

How do you combine the like terms in the expression m + 2x + m + m + x?

• 4m + 3x

• 3m + 3x

• 3m + 2x

• 4m + 2x

In a mapping diagram, what indicates that the relation is not a function?

• All outputs have only one arrow going in

• All inputs have only one arrow going out

• An output has more than one arrow going in

• An input has more than one arrow going out

Which set of ordered pairs represents a function?

• {(0, 3), (-1, 2), (7, 5), (2, -9)}

• {(2, 3), (2, 4), (2, 5), (2, 6)}

• {(-1, 3), (2, 4), (-1, 5), (-1, 6)}

• {(1, 2), (1, 3), (1, 4), (1, 5)}