Katelyn wants to buy a new cell phone. She decides to buy an iPhone 8 for a price of $449.99. She joins a plan with T-Mobile that will cost $55.35 per month for unlimited. Which of the following functions models the cost per year over the lifetime of the phone, C(n), in terms of the number of years, n, that she owns the phone?

Q: The following is the cost function for natural gas for the city where Greg lives.  Greg's natural…

A: The cost function contains fixed cost and variable cost. Here the fixed cost is $16.74

Q: The price of 1 gallon of unleaded gasoline at the pump dropped to $2.19 on January 1, 2015, and…

A: As the price of  1 gallon of unleaded gasoline is decreasing  4 cents per month starting from…

Q: The equation y = 50(1.05) models the growth of a mule deer population introduced into Guadalupe…

A:

Q: What is the value of t in year 2014 ?  (Recall that t is the number of years after 1995) Estimate…

A: In multiple linear regression, there will be more than one independent variable. In simple linear…

Q: Finbar bought his home for $150,000 in 2010. Property values have increased 10% every year since he…

A: Given, in 2010 Finbar bought his home $150,000 property value increase 10% every year, To find the…

Q: Adah has just bought a new motorcycle for $15 000. The value of the motorcycle depreciates over…

A:

Q: She sells each cake for $22. Find her daily revenue function, R(x), where x is the number of cake…

A:

Q: The fixed costs of a company is $3200. The variable cost to produce a widget is $25.  CRP1. Set up…

A: Given that the fixed costs of a company is $3200 and the variable cost to produce a widget is $25.…

Q: The monthly sales S (in hundreds of units) of baseball equipment for an Internet sporting goods site…

A: The Monthly sales S of baseball equipment fr an internet sporting goods site are approximated by…

Q: Lake Bigfishee was stocked with bass in 2010. If f ( t ) = 2300 ( 1.17 ) tmodels the bass population…

A: Given  f(t) =2300 ( 1.17 )t

Q: The percent of a certain country's population that is foreign born is given by y = 0.003x -0.450x +…

A:

Q: snip

A: f(x) = x2 - 4f(-2) = ?

Q: Natan currently has 30 songs in his music collection. Every month, he adds 3 new songs.Write a…

A:

Q: The average price for a movie ticket in Detroit, Michigan was $8 in 2010, and it increases at 7% per…

A: To Determine: The average price for a movie ticket in Detroit, Michigan was $8 in 2010, and it…

Q: For the given scenario, identify the type of growth as linear, exponential, or neith Ephraim owns a…

A: The given profit function is .The aim is to determine whether the given profit is linear,…

Q: An investment appreciates 2% per year. Originally $5000 is invested. What is an equation to model…

A: An investment appreciates 2% per year. Originally $5000 is invested what is an equation to modal…

Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.