1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Black_prince [1.1K]
3 years ago
6

The formula A = Pe^rt calculates the amount an investment earning a nominal rate of r compounded continuously is worth. Show tha

t the amount of time it takes for the investment to double in value is given by the expression ln2/r.
Mathematics
1 answer:
8090 [49]3 years ago
5 0

Answer:

t = In2/ r

Step-by-step explanation:

Given the formula : A = Pe^rt

For investment to double ;

Final amount (A) = 2 * initial investment (p)

A = 2p

Hence,

2p = pe^rt

2 = e^rt

Take the In of both sides

In2 = rt

Divide both sides by r

In2 /r = rt /r

In2/ r = t

t = In2/ r ; Hence, the proof

You might be interested in
Round the following numbers to the nearest 1000
Fed [463]

Answer:

A. 5000 B: 12000 C 57000

Step-by-step explanation:

All you need to do is look at the hundreds place number and if it is below 4 or is 4 keep the number the same, if it is above 4, increase it by one.

8 0
3 years ago
Read 2 more answers
A coin and a die are tossed. Calculate the probability of getting tails and a 5.
e-lub [12.9K]

Answer:

1/4

Step-by-step explanation:

2/8 a die has has 6 sides and a coin has 2 sides add them up thats 8 sides in total. Then you get 2/8 simplify it and you get 1/4. I'm bad at Math but I'm pretty sure this is right.

7 0
3 years ago
The base of a rectangular prism has an area of 888 square meters. The height of the rectangular prism is 555 meters.
andriy [413]
If you want to find the volume, multiply the area of the base by the height. In this problem it would be 888*555, which is equal to 492,840
7 0
3 years ago
Zinc has a density of 0.258 lb/in³ (pounds per cubic inch).
Gemiola [76]

Why don’t you round the last answer

8 0
3 years ago
Read 2 more answers
Help helpp pleaseee
Len [333]

Answer:

3 is the right I think idonk

8 0
3 years ago
Other questions:
  • Subtracting mixed numbers with like denominators<br> 9 1/3 - 2 2/3=
    8·2 answers
  • In right △ABC, the altitude CH to the hypotenuse AB intersects angle bisector AL in point D. Find the sides of △ABC if AD = 8 cm
    15·1 answer
  • Find a polynomial of degree 3 with zeros of 4, 2i and -2i
    6·1 answer
  • Plzzzz answer fast..​
    6·1 answer
  • Joanne signed up for 24 dancing lessons she took 3/4 of the by April and 1/5 of them by May .What part of dancing lesson did she
    7·1 answer
  • Someone please help me!!!!
    7·1 answer
  • HELP ME PLLLLLLZ NO BOTS ASAP ASAP HELP
    12·1 answer
  • If triangles ABC and XYZ are similar, what is the length of side b?
    14·1 answer
  • Please help!! its due in 9 minutes
    10·2 answers
  • Which of the following rational functions is graphed below?
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!