The change in water level of a lake is modeled by a polynomial function, w(x). describe how to find the x-intercepts of w(x) and how to construct a rough graph of w(x) so that the parks department can predict when there will be no change in the water level. you may create a sample polynomial to be used in your explanations.

Find the sum of the first 8 terms of the following sequence. round to the nearest hundredth if necessary.

Adaycare center charges a $75 enrollment fee plus $100 per week. which of the following represents the cost of sending a child to daycare for 14 weeks?

Idont understand math at all! : o( use this scenario to answer the remaining questions: brenton purchased a new bedroom set for $4,500.00. he lives in arizona and pays a 8.75% sales tax. if he made a 50% down payment and financed the rest, what amount did he finance? what is the total sales tax brenton will pay? enter your answer in currency format, round to the nearest cent. what was brenton's total amount financed? enter your answer in currency format, round to the nearest cent.