What are the expressions to the one below 4^3 *4^x

One astronomical unit (1 au) is about 1.496 alt tag missing. kilometers. if you wrote this number of kilometers in regular decimal notation (for example, 528 and 3,459 are written in regular decimal notation), how many zeros would your number have?

One positive integer is 2 less than another. the product of the two integers is 24. what are the integers

On ryan's last social studies test there were two types of questions true/false worth 3 points each and multiple choice questions worth 4 points each