perform addition and/or subtraction
![Perform Addition Andor Subtraction class=](https://ph-static.z-dn.net/files/d08/1880dd24d7c098dc2d64085919dcaf45.jpg)
Answer:
1. -4✓3
2. 2✓2
3. 3x✓3y
4. -10m✓n
[tex]5. \: 5 \sqrt[3]{a} [/tex]