contestada

A number to the 9th power divided by the same number to the 6th power equals 64. What is the number?

Respuesta :

use an equation:
x^9/x^6=64
x^(9-6)=64
x^3=64
x=4

note that x^9 means "x to the power of 9", same with other ones

the number is 4.