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Question text
If 5750 is the half-life of carbon-14, what would you use for the exponential decay model for carbon-14?

Select one:

A.
A = A0e^-7.0475t


B.
A = A0^1.2055t


C.
A = A0e^-0.000103k


D.
A = Ae^-0.000121t

Answers

Answer 1

[tex]\rm\underline\bold{Answer \purple{\huge{\checkmark}}}[/tex]

C.

A = A0e^-0.000103k

Answer 2
Correct answer is option C

Related Questions

In ΔABC, a = 4 inches, b = 5.8 inches and ∠C=99°. Find ∠B, to the nearest 10th of an degree.

Answers

Answer:

m∠B = 49.4°

Step-by-step explanation:

Use the law of cosines to get side c, and then the law of sines to get angle B

[tex]c^{2} = a^{2} + b^{2} - 2ab cos C\\ = 4^{2} + 5.8^{2} - 2(4)(5.8) cos 99\\ = 16 + 33.64 + 7.25855\\ = 56.25855\\c = \sqrt{56.25855} = 7.543[/tex]

sin C/c = sin B/b

sin 99/7.543 = sin B/5.8

sin B = 5.8 sin 99/7.543

        =  .75945

m∠B = arcsin .75945 = 49.4°

What is the distance between the points (-3, 4) and (1, -2)? Round to the nearest tenth if necessary.

Answers

Answer: 7.2

Step-by-step explanation:

distance = sqrt (1−(−3))^2+(−2−4)^2

distance = sqrt 52

Hope this helps!

what is the value of A = sin10.sin50.sin70 ?

Answers

Answer:

The Answer is gonna be 0.2

0.1504 =0.2

determined that intercepts of the line.

y - intercepts: ( , )

x - intercepts: ( , )

Answers

Answer:

y    0.4

x    0.3

Step-by-step explanation:

what is (3w-21) (w+8) 0

Answers

This answer is 4w(0)

Determine the measure of the area of
a sector of 90° in a circle whose
diameter measures 13 centimeters

Answers

Answer:

Area of sector = 132.78 cm² (Approx.)

Step-by-step explanation:

Given:

Angle created by sector = 90°

Diameter of circle = 13 centimeters

Find:

Area of sector

Computation:

Radius of sector = Diameter of circle / 2

Radius of sector = 13 / 2

Radius of sector = 6.5 centimeters

Area of sector = [θ/360]πr²

Area of sector = [90/360][22/7][13]²

Area of sector = [1/4][22/7][169]

Area of sector = [0.25][3.1428][169]

Area of sector = 132.78 cm² (Approx.)

find fgh this is geometry!

Answers

Answer:

        m∠FGH  = 79°

Step-by-step explanation:

m∠FGH = 360° - 101° - 2×90° = 79°

3/5
Every 3 out of 12 vehicles on a highway is a truck. How many trucks are expected
to be on a highway with 3,600 vehicles?
300
600
900
1,200

Answers

Answer: i hope these is the answer 900

Step-by-step explanation:

Answer:

900 trucks expected.

Step-by-step explanation:

3600/12 = 300

3 * 300 = 900

9 * 300 = 2700

How to solve (p^2)^5

Answers

Explanation: The power rule tells us that when we have a power taken to another power, we keep the base the same and we multiply the exponents.

So we have p¹⁰ which is our final answer.

A bakery offers a sale price of $3.50 for 4 muffins. What is the price per dozen?

Answers

Answer:

$10.5 per dozen.

Step-by-step explanation:

$3.50 x 3 = $10.5

4 = 3.50 4 x 3 = 12 = $10.5

What is the mead absolute deviation of this data set?
A) 1.56
B) 143
C) 14.3
D) 15.6

Answers

I think c not for sure tho

Two of the angles in a triangle measure 56° and 21°. What must be the measure of the third angle?

Answers

Answer:

282

Step-by-step explanation:

56+21 = 78

360-78

Step-by-step explanation:

the sum of all interior angles in triangle is 180°

180-(56+21)=103°

the third angle is 103°

can some one pls help

Answers

Answer:

3√3ut³

Step-by-step explanation:

3√3ut³ is the correct answer

A toy box is 4 feet long, 24 inches wide and 30 inches high. What is the volume of the
toy box in cubic feet?

Answers

Answer:

2880

Step-by-step explanation:

volume formula: l×w×h

multiply all and you get 2880

Answer:

The answer is 20 feet and/or 34560 inches

Just help me please solve the following

Answers

Answer:

mk lets dk this. also remember don't get stressed over stuff like this! you got it!

Step-by-step explanation:

1) 5

2) 3

3) 6

4) 5

5) 9

6) 8

7) 3

because there were so many I didn't include the work but if you need work for one of them I can give you!

1. x = 5

2. y = 3

3. x = 6

4. y = 5

5. y = 9

6. w = 8

7. x = 3

Andrew bought a bottle of water for $1.75, two books for $10.50 each, and a slice of pizza for $3.75. At the end of the day, he had $51.50 left. How much did Andrew start the day with?

Answers

Answer:

He had 78$ at the end of the day

Step-by-step explanation:

Adding up all the expenses he made then adding them to 51.50,

51.50 + 10.50 + 10.50 + 1.75 + 3.75

The freezing point of oxygen is about -218°C. The freezing point of phosphorous is about 262 C higher. What is the
approximate freezing point of phosphorous
11 ?

Answers

Answer:

44.1°C

Step-by-step explanation:

This tetratomic vapor condenses to liquid white phosphorus which freezes at 44.1°C to solid white phosphorus, a soft, waxy, colorless material.

HELP ASAP PLEASE.



a) according to the map on the left, Central Park is about 50 blocks long by 9 blocks wide. what is the approximate area of the park? show your work.




b)lets say the area of the map is 21 square inches. you want to make q enlarged map of central park to take with you on your journey. describe how you can determine the area of the the enlarged map.




c)supposed the scale factor you will ise to enlarge the map is 5:1. what is the approximate area of the park of the park in your enlarged drawing.




d) how did you apply proportional reasoning as you worked through these problems?

Answers

it is either the second one or the last one

Answer:

For (a) the answer is 450, 50(9)=450 total blocks.

Step-by-step explanation:

For (c), you will have to use a scale of 1 to 5, so, 450(5)=2,250.

For (b), if the map is 21 square inches and you want to enlarge it to the size you want, you would have to take the total value of the original map and multiply it by whatever factor it has to be multiplied by.

Now finally for (d), I applied proportional reasoning by looking at the dimensions and adding them all together to get the area value, then comparing the area value to the enlarged figure or decreased figure.

(I did this quite a long while ago, I'm going based on my memory and math skills, sorry if I failed horrendously.)

Given the definitions of f (x) and g(2) below, find the value of g(f(5)).
f(x) = x² - 6x – 6
g(x) = -3x + 11

Answers

Answer:

[tex]g(f(5)) = 44[/tex]

Step-by-step explanation:

First, solve for [tex]f(5)[/tex]

[tex]f(5) = 5^2-6(5)-6 = -11\\[/tex]

Then, plug in what you got for [tex]f(5)[/tex] into [tex]g(x)[/tex].  Since [tex]f(5) = -11[/tex] you will be solving for [tex]g(-11)[/tex].

[tex]g(-11) = -3(-11) + 11 = 44[/tex]

the answer is 44.

Please be sure to mark this answer as brainliest if it satisfies you.

Step-by-step explanation:

your answer is in the photo attached

CAN SOMEONE PLEASE HELP!!!!!!

Answers

Answer:

x is 2....

Hope it helps!!!

What is the l25I

1. -25

2. 25

3. 52

4. -52

Answers

the answer is 25! option 2.
It’s B, 25, thanks! Have a good day!

Classify the following triangle. Check all that apply

Answers

Answer:

what triangle???

Step-by-step explanation:

A bouquet had 10 flowers and sold for $70. which is a rate of $_per flower

Answers

ANSWER: $7 per flower

Answer:

$7 per flower

Step-by-step explanation:

So to find the unit rate we divide the money by how many flowers sold:

70 ÷ 10 = 7

hope this helps:)

What is the value of m?

Answers

Answer and Step-by-step explanation:

We need to solve for m, and we do that by adding together the measure of angles SWT and TWV, and then equal them to 90.

36 + 6m + 6 = 90

Add 36 to 6.

42 + 6m = 90

Now, subtract 42 from both sides.

6m = 48

Now, divide each side by 6 to get m.

m = 8

So, we get the value of m to be 8.

#teamtrees #PAW (Plant And Water)

10x + 7y = -3
5x - y = 3

Answers

If this is a system of equations then:
Multiply 5x-y=3 by -2
=> -10x+2y=-6
Now you sum the equations:
10x-10x+7y+2y=-3-6
=> 9y=-9
Then just divide by 9: y=-1
Now to get x, choose one of the equations and use the value we got from y:
5x-(-1)=3 => 5x+1=3 => 5x=3-1
=> 5x=2
=> x=2/5

(x,y)=(2/5, -1)

I need help please!!!!!

Answers

Answer:

55

Step-by-step explanation:

6m+90=96m

someone help please i honestly don’t understand

Answers

Answer:

196 m^2

Step-by-step explanation:

Length of the side of the square = 14 m

area= 14×14 = 196 m^2

hope it helps...

have a great day!!

201 A quadrilateral with vertices at A(4,-4), B(4, -16), C(12, -16), and D(12, -4) has been dilated with a center at the origin. The image of D, point d', has coordinates (36,-12). What is the scale factor of the dilation?​

Answers

Answer:

D Is the answer

Write an exponential function to model each situation. Then find the value of the function after the given amount of time. $35,000 invested at a rate of 6% compounded monthly; 10 years.

Answers

Answer:

this so hard

Step-by-step explanation:

Please please I beg you help me.

Answers

Answer:

-224t

This is all you had to do and hear is the annswer

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