Question

Please help if you can
Let f be the function given by
a) Find the domain of f.
b) Find f '(x)
c) Find the slope of the line normal to the graph of f at x = 5

Answer 1

What is the function given by?

Answer 2

sorry i thought i posted it, \[f(x)=\sqrt{x ^4-16x ^{2}}\]

Answer 3

This is about the 8th time this problem has been posted today. What is going on?

Answer 4

School project our math teacher assigned for us to use this site to get help

Answer 5

Tell your teacher that this site it to help those who need it not for some social experiment.