Answer:

(e) <em>p</em> ≤ -5
(f) -<em>m</em> ≥ -9
Step-by-step explanation:
<u>Symbol notation</u>
- < means "less than".
- > means "greater than".
- ≤ means "less than or equal to".
- ≥ means "greater than or equal to".
- = means "equals".
A negative real number is any real number that is less than zero.
A positive real number is any real number that is greater than zero.
Zero is neither positive nor negative.
<h3><u>Part (d)</u></h3>

If <em>c</em> is between 1/5 and 1/3, it is greater than 1/5 and less than 1/3 (as 1/5 < 1/3), but not <u>equal to</u> either number:
<h3><u>Part (e)</u></h3>
If <em>p</em> is not <u>greater than</u> -5, then it is less than or equal to -5:
<h3><u>Part (f)</u></h3>
If the negative of <em>m</em> is not <u>less than</u> -9, then it is greater than or equal to -9: