kendraeeeee
kendraeeeee
16-07-2016
Mathematics
contestada
what is the inverse of f(X) =9x-8
Respuesta :
Аноним
Аноним
16-07-2016
f(x) = 9x-8
y = 9x-8
x = 9y-8
+8 +8
-----------
x+8 = 9y
----- ----
9 9
x+8
-----
= y
9
x+8
----- = f^-1 (x) ← Answer
9
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