Find the length of the side x in the simplest radical form with a rational denominator

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1

15. jiovanni is looking in to two different companies that offer study guides for math exams.test prep 101 charges a $5 flat fee and an additional $0.25 per problem.math charges a $2 flat fee and an additional $0.50 per problem.how many prablems would make the costs of the two companies be equal? varibles: equations/eniqualities{ {

Drawing it out would be best can you me