Question

need help with finding f to the -1st power of x.
please help will give medals
and i will put an example below

Answer 1

\[Let f(x) = 2x - 6. Solve f ^{-1}(x) when x = 2.\]

Answer 2

Remember:-
\[\large \bf x^{-y}=\frac{1}{x^y}\]

Answer 3

use this property.. @ispike and get your answer

Answer 4

http://www.algebra.com/algebra/homework/Inverses/Inverses.faq.question.288600.html

Answer 5

oh inverses duh i completely forgot haha thanks everyone

Answer 6

welcome :)

Answer 7

@ispike Can you tell me the answer , that you are seeking?