Answer: C. [tex]3x^{2}[/tex] + [tex]3[/tex]
Explanation: you basically combine f(x) and g(x).
[tex]2x^{2} + 5 + x^{2} -2[/tex] combine your terms
[tex]3x^{2} + 2[/tex] your final answer
hope this helps!❤ from peachimin
