John has taken out a loan for college. he started paying off the loan with a first payment of $100. each month he pays, he wants to pay back 1.1 times as the amount he paid the month betore. explain to jo howto represent his first 20 payment n sigma notation. then esplain how to tind the sum of his frst 20 pyments, using complete sentences. esplain why this series is convergent or divergent

Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec x

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Marquise has 200 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of the garden's width w w (in meters) is modeled by: a ( w ) = − w 2 + 1 0 0 w a(w)=−w 2 +100w what side width will produce the maximum garden area? meters