Sunday

January 25, 2015

January 25, 2015

Posted by **willa** on Saturday, June 18, 2011 at 7:36pm.

- math The function D(x) models the cumulative numbe -
**Anonymous**, Sunday, June 19, 2011 at 1:48amD(x)=2386x^2+5147x+5398=89000

2386x^2+5147x+5398-89000=0

2386x^2+5147x-83602=0

If you don't know solve that equation in google type:

quadratic equation online

When you see list of results click on:

Free Online Quadratic Equation Solver:Solve by Quadratic Formula

When page be open in rectangle type:

2386x^2+5147x-83602=0

and click option solve it.

You will see solution step by step.

4.94 approx = 5

Approximately the year=1984+5=1989

**Answer this Question**

**Related Questions**

algebra - THE FUNCTION D(X) MODELS THE CUMULATIVE NUMBER OF DEATHS FROM A ...

Math - A park is open 16 weeks of the year. An equation that models the cost ...

MATH - The cumulative number of car accidents from 2000 to 2010 can be modeled ...

MATH - The cumulative number of car accidents from 2000 to 2010 can be modeled ...

Math - The bar graph shows the cumulative number of death form AIDS in the US, ...

algebra b - the cumulative number of car accidents from 2000-2010 can be modeled...

math - In 2000 the population of a state was 5 million and growing continuously ...

word problem - the function f(x)= 34.1 Ln x + 117.7 models the number of U.S. ...

Precalculus - NEED HELP ASAP PLEASE!! A savings account starts with $600 and ...

Epidemiology - How do you calculate the disease frequency rate in these problems...