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•
Answer:
150x46=6,900
Step-by-step explanation:
64 builders must be employed to build a house in 16 days
what are the things at the end.