11.3k views
3 votes
IF F(X)=13-X²/4x
find (F-7)

1 Answer

3 votes

Answer:

Hi,

f(-7)=9/7

Explanation:

I suppose you mean f(-7).


f(x)=(13-x^2)/(4x) \\\\f(-7)=(13-(-7)^2)/(4*(-7)) =(-36)/(-28) =(9)/(7)

User Oshrib
by
6.9k points