Use: A=A0ekt 5 years ago the population was at 1640 and today only 880 of the birds are alive. Once the population drops below 230, the situation will be irreversible. When will this happen? Hint:...

Use: A=A0ekt 5 years ago the population was at 1640 and today only 880 of the birds are alive. Once the population drops below 230, the situation will be irreversible. When will this happen? Hint:...

I need to find a formula for f-1(t) do I set the funtion =0 =x or what?

compounded seminannually: compounded monthly: compounded quarterly: compounded continuously:

The accumulated value of the 9.45% investment is . The accumulated value of the 9.5% investment is . The investment at ______% compounded _______ yield a greater return.

Create a formula then find the temp of the pie after 120 minuites

A study is done on the population of a certain fish species in a lake. Suppose that the population size P(t) after t years is given by the following exponential function. P(t)= 280(0.81)^t. What percent...

I keep getting the wrong answer.. not sure if it goes to 4%? idk

Not sure what the equation equals out to; the base is y=a(1+r/n)^nt

In a competition , four schools compete, and the winner advances to the next round. Therefore, after each round only .25 schools remain in the competition for the next round. Suppose 256 schools start...

If the half-life of sodium-24 is 3.1 hours, then the time it takes sodium-24 to decay from 148 grams to 5.2 grams is?

An endangered frog species has a population of 10 000. Biologist estimate that the stock is decreasing at 3% per year. At this rate, approximately how many years will it take before only 80% of the...

Suppose 128 oz of radioactive substance decays to 28 oz in 6 hours, what is the half-life of the substance?

The number of restaurants in a city that has a 780 restaurants in 2013 increases at a rate 2.8% per year. (a)Create an exponential function of the the form Q= Q_0 \times (1+r)^t (where...

F(x)=a(1+/-R)^t

1) 2^0.3t 2) 1.2^3t 3) (1/2)^-t 4) y=5^-t please explain how it is 4 I would think it was 3

Given the following exponential function, identify whether the change represents growth or decay, and determine the percentage rate of increase or decrease. y=41(0.6)x Is it growing...

Exponential decay word problem

1. Scientists have observed that living matter contains, in addition to carbon, C 12, a fixed Percentage of a radioactive isotope of carbon, C14. When the living material dies, the amount of C12 present...

Ray Idusties bought a touch screen monitor for $850. The monitor is expected to depreciate at a rate of 35% per year. What will the value of the monitor be in 5 years?

(a) What is the exponential decay rate? Round to 5 decimal Places (b) Suppose we have 20 mg sample. How much of the sample will remain after 3000 years? Round to two decimal places

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