# Math Help - inverse

1. ## inverse

for wat parameter m the function:
f(x) = (m+2)x^3-3mx^2+9mx-1 is invertiable function

2. Originally Posted by torquepad
for wat parameter m the function:
f(x) = (m+2)x^3-3mx^2+9mx-1 is invertiable function
I will guess that "wat" is meant to be "what", but I'm afraid I'm not sure what is meant by an "invertiable" function...? Is this meant to be "invertible"...?

When you reply, please include a clear listing of your work and reasoning so far. Thank you!