Recent questions in Exponential models

Kelly Nelson
2021-12-17
Answered

2021-10-25

The following table shows the tuition for a semester at CBU in dollars for years since 1990.

Year | CBU Tuition |
---|---|

2 | 3995 |

5 | 5000 |

8 | 6200 |

11 | 7450 |

14 | 8855 |

17 | 10420 |

20 | 12160 |

A scatter plot for the data and a graph of a linear model in black and a quadratic model in red follows.

3691215182140005000600070008000900010000110001200013000

Use the above scatter plot to decide which model better fits the data.

none

quadratic

linear

Let C(t)C(t) be the cost of tuition at CBU in dollars for t years since 1990.

A quadratic model for the data is

C(t)C(t) = .

Use three decimals in your answer.

Estimate the tuition in 2016. $

Use the model to predict the year in which the tuition will be $15325.

Marvin Mccormick
2021-09-25
Answered

The values of two functions, f and g, are given in a table. One, both, or neither of them may be exponential. Give the exponential models for those that are.

f(x)=? g(x)=?

\(\begin{array}{|l|l|}\hline x&-2&-1&0&1&2\\\hline f(x)&1.125&2.25&4.5&9&18\\\hline g(x)&16&8&4&2&1\\\hline\end{array}\)

texelaare
2021-09-23
Answered

bobbie71G
2021-09-22
Answered

Efan Halliday
2021-09-20
Answered

x f(x)

-1 1

0 2

1 4

2 6

3 10

Trent Carpenter
2021-09-19
Answered

aflacatn
2021-09-17
Answered

x f(x)

-1 8/7

0 8

1 56

2 392

Rui Baldwin
2021-09-16
Answered

g is related to one of the parent functions Describe the sequence of transformations from f to g. \(g(x) = 1/2|x - 2| - 3\)