What is 25** 69 im giving brainliest

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

Write the following as a base and exponent

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.