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
Amiraneli [1.4K]
3 years ago
15

A circular oil spill continues to increase in size. The radius of the oil spill, in miles, is given by the function r(t) = 0.5 +

2t, where t is the time in hours. The area of the circular region is given by the function A(r) = πr2, where r is the radius of the circle at time t. Explain how to write a composite function to find the area of the region at time t.
Mathematics
2 answers:
vichka [17]3 years ago
8 0
You would just put one function inside the other: A(t) =
<span>π(0.5 + 2t)^2</span>
serious [3.7K]3 years ago
4 0

Answer:

A(r(t)) = \pi (0.5 + 2t)^{2}

You might be interested in
SOLVE THESE TWO FOR BRAINLY PLSSSS!!!!!!!!
jenyasd209 [6]

Answer: 1) D

2) A

Step-by-step explanation: plz mark me brainliest

8 0
2 years ago
Read 2 more answers
If you have 12 donuts for $5.40, what is the cost of one donut
anygoal [31]

Answer:

0.45

Step-by-step explanation:

you have to divide 5.40 by 12

6 0
2 years ago
Read 2 more answers
Arnold deposited $732.19 in a savings account that earns 2.7% simple interest. What is Arnold's account balance after seven year
liq [111]

Answer:

Step-by-step explanation:

$870.57

use equation total = Principal(1 + rate*time)

3 0
3 years ago
At a school bake sale, all of the pies were cut into 6 pieces, so each person who bought a piece got ⅙ of a pie. Each slice sold
BaLLatris [955]
$132 and they sold 66 slices
7 0
2 years ago
Read 2 more answers
HELP! o.o
goblinko [34]
1/2 of getting an even number and 1/6 of getting a 5.
8 0
3 years ago
Read 2 more answers
Other questions:
  • Trey evaluated 12/15 + 1/10 and got an answer of 13/25. Which statement is true about his answer?
    14·2 answers
  • Which product is equivalent to 25x^2 - 16?
    5·1 answer
  • Two circles have the same radius. Complete the description for whether the combined area of the two circles is the same as the a
    8·1 answer
  • PLEASE HELP!!
    7·1 answer
  • Please help! Two triangles can be formed with the given information. Use the Law of Sines to solve the triangles. C = 67°, a = 2
    12·2 answers
  • PLEASE ANSWER THIS QUESTION ILL MARK YOU AS THE BRAINLIEST
    6·2 answers
  • If m= 3 and n= 2, then m2-n2 is equal to
    6·1 answer
  • One marble is selected at random from a bowl containing 15 blue marbles and 12 red marbles. What are the odds of selecting a blu
    10·2 answers
  • You have 96 grams of a radioactive kind of vanadium. How much will be left after 32 days if it’s half life is 16 days?
    15·1 answer
  • Sally has a game piece shaped like a square pyramid. The dimensions are shown in the net.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!