NOTES:#25 and #26: There is not much solving involved as the exponent values are variables. Thus, for part b), you are told to find the expression. You all know what happens to the exponents mathematically when you are multiplying and dividing scientific notation. Just follow that method as if you DID have numbers.#39 and #40: These questions are not perfectly arithmetic, so do not forget that the common difference needs to be an average.#43: This question is pretty standard. Y'all got this! ;)*Please Answer all of the questions and parts. SHOW YOUR WORK!!*

25 You are given that (3x 109) x (5x 10b) = cx10d where 1