Answer:
-3/2
Step-by-step explanation:
In the picture attached, the complete question is shown.
The expression is:

You can rewrite the first term, expressing the division as a multiplication, that is, inverting the fraction in the denominator, as follows:


The addition of a negative fraction is simply the subtraction by that fraction:



Which can be simplified dividing by two both numerator and denominator:

16x^2+1=y would be the inverse of y=16x^2+1
The answer to your question is 7/5
Not really, is this a rhetorical question? lol