FlamingHippo FlamingHippo

31-01-2021
Mathematics

contestada

Just a quick question:
I'm doing a math problem regarding exponential decay, where the number of acres in a rainforest starts at 800 square miles, and decreases by 20%. Because it's decreasing, would that mean that the equation would be [tex]800(0.2)^x[/tex]?

Respuesta :

musiclover10045 musiclover10045

31-01-2021

You need to subtract the rate of decay from 1.

The equation would be 800(1-0.2)^x = 800(0.80)^x

Answer Link

Otras preguntas

A firm reported salary expense of $236,000 for the current year. The beginning and ending balances in salaries payable were $39,000 and $11,000, respectively. W

A company uses the weighted average method for inventory costing. At the start of a period the production department had 20,000 units in beginning Work in Proce

A transformer connected to a 110–(V) (rms) ac line is to supply 10.0 (V) (rms) to a portable electronic device. The load resistance R in the secondary is 6.00 N

American colonists were alarmed by the fact that violators of the Navigation Acts would be tried in a court where they were presumed guilty and would not be tri

Potassium (K) combines with magnesium bromide (MgBr2) to form potassium bromide (KBr) and magnesium (Mg) during a chemical reaction. Which of the following show

What is one important factor to take into account before agreeing to a financing deal?

Estimate the answer. A 15% tip on a meal that costs $20.53. Choose the correct estimate below. A. $31.50 B. $3.15 C. $4.73 D. $0.32

In the aftermath of World War II: a. very few women lost their wartime jobs to returning veterans. b. the majority of returning GIs went back to work. c. the

When Georges Lemaitre first proposed the idea that the Universe had a beginning, the majority of scientists opposed his idea because: (Choose the best explanati

Which term refers to political conflicts emanating from genuine disagreements over ideology, justice, and/or what will truly be advantageous for the people?