The number x is a positive integer. You are asked to express the number x 53 as a product of terms of the form x2) , where each j is a non-negative integer. Moreover, you can not repeat a term. So for...

Fast exponentiation

Extracted text: The number x is a positive integer. You are asked to express the number x 53 as a product of terms of the form x2) , where each j is a non-negative integer. Moreover, you can not repeat a term. So for example, you can not use x(2") twice in your product. How many terms are required in your product? 2 None of the given options 4