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
ExtremeBDS [4]
4 years ago
8

A dose of a new pharmaceutical drug is decaying according to the half-life model f(t) = Ne-0.2174, where N is the dose

Mathematics
1 answer:
Rudiy274 years ago
6 0

Answer:

  14.7

Step-by-step explanation:

Perhaps your equation is ...

  f(t) = N·e^(-0.2174t)

We want f(6) = 4, so ...

  4 = N·e^(-0.2174·6) = N·e^-1.3044 ≈ 0.2713N

  N = 4/0.2713 = 14.7 . . . . milligrams

The dose amount was about 14.7 mg.

You might be interested in
Which equation represents the polar form of x2 + (y + 4)2 = 16?
True [87]

Answer:

r = -8sin(theta)

Step-by-step explanation:

used desmos

6 0
3 years ago
Read 2 more answers
Cole's Computer Company charges $50 for a service call to your home to repair your computer system, and he charges $12 per hour,
Marta_Voda [28]

Answer:

3 hours

Step-by-step explanation:

50+12h=86

-50 on both sides

12h=36

divide by 12 on both sides

h=3

6 0
3 years ago
Read 2 more answers
Which of the following is an example of conditional probability.
Papessa [141]
B
the probability of an event ( A<span> ), given that another ( </span>B<span> ) has already occurred.
</span>
6 0
4 years ago
Read 2 more answers
What are the zeros of the quadratic function represented by this graph?
Sholpan [36]

Answer:

Step-by-step explanation:

answer :C

3 0
3 years ago
I will mark you brainliest if your answer is right
rusak2 [61]
12.72 is the answer
8 0
3 years ago
Other questions:
  • Write 7:30 in two ways
    11·2 answers
  • -7/9y - 4 = 2/3y + 9
    9·1 answer
  • Find the difference between the actual and the estimated values of 55 - 21​
    9·1 answer
  • **PLEASE HELP WITH MATH PROBLEM**
    8·2 answers
  • Find the product.<br><br> (-2x ^2)^3 ·3x
    8·1 answer
  • Add<br> -51 + (-16) -<br> a : - 67 <br> b : 35<br> C : 67 <br> D : - 35
    11·1 answer
  • What is the value of x and the measure of ∠DBC, respectively?
    8·2 answers
  • Answer this if you want to be the brain list master ​
    5·2 answers
  • PLS HELP 30 PTS!!!Use the coordinate plane to help you identify the length of each leg then use the Pythagorean Theorem to find
    8·2 answers
  • 5x + 3x = 83 help me please!
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!