PLEASE HELPPPPOO!!! I’ll mark u brainliest

Answer:
I don't have time to explain so here are just the answers.
Step-by-step explanation:
1. [tex]6x^{2}[/tex]
2. [tex]\frac{5x^{4}}{2y^2}[/tex]
3. [tex]x^{2}[/tex]
4. [tex]\frac{1}{x^{2} }[/tex]
5. [tex]\frac{2x^{2} }{3z^{2} }[/tex]
6. [tex]\frac{b^{3} }{2c^3}[/tex]
Nice handwriting btw