Final answer to the problem
indeterminate
Step-by-step Solution
Specify the solving method
1
The limit $\lim_{x\to\infty }\left(x^3\left(\frac{7}{x}-\sin\left(\frac{7}{x}\right)\right)\right)$ is indeterminate, because the limit of trigonometric functions as $x$ approaches infinity is indeterminate
indeterminate
Final answer to the problem
indeterminate