Question

A forest fire covers 1200 acres at time t=0. The fire is growing at a rate...

A forest fire covers 1200 acres at time t=0. The fire is growing at a rate of 8√t acres per hour, where t is in hours. How many acres are covered 28 hours later?

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A forest fire covers 100 acres at a time t=0 (hours). The area of the fire...
A forest fire covers 100 acres at a time t=0 (hours). The area of the fire is growing at the rate of 4t acres per hour. How many acres are covered 1 hour later?
The traffic flow rate (cars per hour) across an intersection is r(t)=200+800t−240t^2, where t is in...
The traffic flow rate (cars per hour) across an intersection is r(t)=200+800t−240t^2, where t is in hours, and t=0 is 6am. How many cars pass through the intersection between 6 am and 8 am?
The traffic flow rate (cars per hour) across an intersection is r ( t ) =...
The traffic flow rate (cars per hour) across an intersection is r ( t ) = 500 + 800 t − 180 t^2 , where t is in hours, and t =0 is 6am. How many cars pass through the intersection between 6 am and 10 am?
At time=0, a culture contains 1x106 bacteria per ml. Two hours later, there are 1.6x107 bacteria...
At time=0, a culture contains 1x106 bacteria per ml. Two hours later, there are 1.6x107 bacteria per ml. How many generations have occurred in this two hour interval?
8.(12pts)The (absolute) time rate of change of a certain rabbit population P is proportional to the...
8.(12pts)The (absolute) time rate of change of a certain rabbit population P is proportional to the cube root of P. At t=0 (months) the population is 1000 rabbits and is increasing at the rate of 50 rabbits per month. How many rabbits will be there six months later (i.e. at t=6)?
Oil leaked from a tank at a rate of r(t) liters per hour. Values of the...
Oil leaked from a tank at a rate of r(t) liters per hour. Values of the rate at 2-hour intervals are given in the table below. time (hours)r(t) (liters per hour) 0 2 4 6 8 10 12 8.7 7.6 6.8 6.2 5.7 5.3 5.0 (a) Use a Left Hand Sum with n=3 subdivisions to give an approximation on the total amount of oil lost over the time interval from t=0 to t=12 hours. Include units in your answer. (b)...
What is the instantaneous rate of the reaction at t=800. s? Time (s) [A] (M) 0....
What is the instantaneous rate of the reaction at t=800. s? Time (s) [A] (M) 0. 0.184 200. 0.129 500. 0.069 800. 0.031 1200. 0.019 1500. 0.016
Revisiting Exponential Growth At time t = 0 a population has size 1000. Suppose it grows...
Revisiting Exponential Growth At time t = 0 a population has size 1000. Suppose it grows exponentially, so that at time t (years) it has size S(t) = 1000a t for some a and all t > 0. a) Suppose that it doubles in size every 8 years. What is a? b) After how many years is the population 32 000? c) What is its instantaneous growth rate (individuals per year) at t = 10? d) What is its instantaneous...
The output of a factory is changing at the rate Q′(t)  =  3t3 + 5t2 +...
The output of a factory is changing at the rate Q′(t)  =  3t3 + 5t2 + 4t + 7 units per hour, where t is the number of hours after the morning shift begins at 7:00 AM. How many units are produced between 9:00 AM and 11:00 AM?
You have the following data for bacteria population size, N, vs time (hours), t. t=[0 .5...
You have the following data for bacteria population size, N, vs time (hours), t. t=[0 .5 1 1.5 2 5 8 10]; N=[1005 1492 2226 33320 49530 54598 601845 2980958]; Write a MATLAB code segment that uses nlinfit to determine the best fit curve for the points in t and N according to this equation N(t) = N(0)e^(rt) where N0 and r are constants. Use initial guesses of N0 = 1000 and r =0.7 (offspring per hour). Determine the coefficient...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT