Reading+Negatives

Use the audio feature to hear the reading of each expression.

1. media type="file" key="opp5squared.mp3" width="240" height="20"

math -5^2 math

2. media type="file" key="negfivesquared.mp3" width="240" height="20"

math (-5)^2 math

3. media type="file" key="oppneg5squared.mp3" width="240" height="20"

math -(-5)^2 math

4. media type="file" key="oppoppfivesquared.mp3" width="240" height="20"

math -(-5^2) math

5.

math 3(2x-9) math