06-11-2016
Mathematics

contestada

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

Respuesta :

bananaboy21 bananaboy21

06-11-2016

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.

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