Verified Answer :

you just need to change the x to 2 ...

thus making the entire operation the answer is : 5 of 13 = 5/13
 

I hope I was helpfull

All we have to do as the other question is PLUG IN the given X!
f(x)= \(\frac{3x^2-7}{4x^2-3}\)
given x is 2

f(2)=\(\frac{3(2)^2-7}{4(2)^2-3}\)
 
     =\(\frac{12-7}{16-3}\)
     =\(\frac{5}{13}\)

Answer=\(\frac{5}{13}\)