How do I Simplify (5^2)^3 in algebra

Cherie measures and records the lengths and sizes of the same style of a sandal found at a shoe store. which equation can be used to determine the approximate shoe size, s, for a foot length of x inches? s = x – 2 s = 2x – 10 s = x + 6 s = 2x + 4

What is the solution to the division problem below x3+x2-11x+4/x+4

Write the equations in logarithmic form 7^3=343