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Zarrin [17]
1 year ago
7

How much of a radioactive kind of francium will be left after 44 minutes if you start with 2,616 grams and the half-life is 22 m

inutes?
Mathematics
2 answers:
Andrei [34K]1 year ago
8 0
ABCDEFGHIJKLMNOPQRSTUVWXYZ
Katyanochek1 [597]1 year ago
6 0

Step-by-step explanation:

sorry but I dont know

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a cube with side lengths s has a volume of 64 cubic units. what is the length of the side of the cube?
Mademuasel [1]

Answer:

4 units

Step-by-step explanation:

volume of cube = 64 cubic units

\therefore \:  {s}^{3}  = 64 \\  \\  \therefore \:  {s}^{3}  =  {4}^{3}  \\  \\ \therefore \:  {s}=  {4} \: units

6 0
3 years ago
If the length of a rectangle in terms of x is x^2+2x-3 and its width is 2x^2+3x+5, what is the perimeter of this rectangle?
AnnZ [28]

Step-by-step explanation:

perimeter=(L+W)2

L=x^2+2x-3

W=2x^2+3x+5

(x^2+2x-3+2x^2+3x+5)2

(x^2+2x^2+2x+3x-3+5)2

(3x^2+5x+2)2

p=(6x^2+10x+4)units

3 0
3 years ago
What does x equal in this question
miskamm [114]
Theirs a trick to cheat on khan academy

1) Turn off Wifi
2) Go to hint and get the answer
3) Take picture of answer or remember it
4) Go to inspect element ——> arrows that look like this “>>”—> Application—-> Local Storage (click it until it says khan academy .com etc then click that then go to “X” by value and next to it click that then turn on wifi and put the answer
5 0
2 years ago
The endpoints of the diameter of a circle are (-12, 7) and (3, 15). What is the length of the diameter?
seraphim [82]

Answer: 17

Step-by-step explanation:

17

5 0
2 years ago
Fill in the missing factor to show that 2/3 equivalent to 8/12.
Studentka2010 [4]

Answer:

4/4

Step-by-step explanation:

2/3 * what = 8/12

Multiply the top and bottom by 4/4

2/3 *4/4 = 8/12

3 0
2 years ago
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