A number $x$ is 3 larger than its reciprocal.  What is the value of $\left(x-\frac{1}{x}\right)^4$?
Question:
A number $x$ is 3 larger than its reciprocal.  What is the value of $\left(x-\frac{1}{x}\right)^4$?
Answer:
Let's think step by step.

user
81
A number $x$ is 3 larger than its reciprocal.  What is the value of $\left(x-\frac{1}{x}\right)^4$?
train