The solution before revision #15646 of , by maryam.abushova. This is not the current version.
After it Changes Current version

Statement

7.4.26∗. [Insert the problem statement]

For problem $7.4.26$

Solution

For problem $7.4.26$
For problem
For problem $7.4.26$
For problem

Answer

[Insert a concise answer or boxed result]