1. Notes Over 2.2
Find the opposite of the number. Then find its absolute value.
Opposite - two numbers that are the same distance from the origin but on opposite sides.
Absolute value - distance from the origin
Opposite:
Opposite:
Opposite:
Absolute Value:
Absolute Value:
Absolute Value:

2. Notes Over 2.2
Use mental math to solve the equation. If there is no solution, write no solution.
No Solution

3. Notes Over 2.1
Find the speed and the velocity of the object.
Speed - positive form of the rate.
Velocity - indicates speed and direction, can be positive or negative.
9. A duck hawk descends at 150 miles per hour when striking its prey.
Speed:
Velocity:

4. Notes Over 2.1 10. A helicopter descends at 8 feet per second.
Find the speed and the velocity of the object.
Speed - positive form of the rate.
Velocity - indicates speed and direction, can be positive or negative.
10. A helicopter descends at 8 feet per second.
Speed:
Velocity:

5. True False False Notes Over 2.2
Determine whether the statement is true or false. If it is false, give a counterexample.
9. The sum of a number and its opposite is always 0.
True
10. The product of a number and its opposite is always negative.
False
11. The absolute value of a negative fraction is always greater than 1.
False

6. Notes Over 2.1