^>…~|-+First Answer Gets Brainliest+-|~…<^
Question Is in the picture!

Answer:
Substitute 10 for x in the equation. [tex]3(10)^2[/tex]. If that is not a choice for the answer then you would multiply 10 by the second power.
[tex]3(10)^2\\3(100)[/tex]
Step-by-step explanation:
I hope this helps! May i please have brainliest? :)