Answer:
48
Step-by-step explanation:
x + 1
set f(x) equal to y
y = 19/ x^3
swap x and y
x = 19/y^3
make y the subject
xy^3 = 19
y^3 = 19/x
then just replace y with f^-1(x)
hope this helped! have a good day ~ •lipika•
Hope this helps
hzbzbzbx
33/100
62%
0.77
0.4
9/10