Find F(7) and F(a^2-2) (a≥2) -- Simplify .

[Niaboc67]

Homework Statement

find F(7) and F(a^2-2) (a≥2). Simplify.

The Attempt at a Solution

Not sure maybe F(7^2-2) therefore F(47)? Not sure what this question is asking me to do.

Please help

 

[Nugatory]

You're going to have to tell us more. What is F?

 

[Mark44]

Yes. Unless we know something more about F, there is no way to simplify the two expressions.