Need help with my math please

Write a function that matches the description. a cosine function has a maximum of 5 and a minimum value of -5. f (r) =

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with

Scott’s bank account showed a balance of $750 on sunday. during the next five days, he made one deposit of $140 and numerous withdrawals of $180 each. let x represent the number of withdrawals that scott made. write an inequality that can be used to find the maximum number of withdrawals that scott could have made and maintain a balance of at least $100. do not use a dollar sign ($) in your response.