Simplify the Following $\frac { - 15 \pm 5 \sqrt { 7 } } { 10 }$

question 20

Essay

Simplify the following. $\frac { - 15 \pm 5 \sqrt { 7 } } { 10 }$

---

Definitions:

Reinforcer

Any stimulus that increases the likelihood of a preceding behavior to occur again by either presenting a positive stimulus or removing a negative one.

Punisher

Anything that follows a response and weakens it or decreases the probability that it will occur.

Strengthens

To make or become stronger or more resilient, often used in the context of physical, emotional, or mental attributes.

Weakens

To diminish in strength, effectiveness, or power.