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
Mrac [35]
3 years ago
9

I need to know the amount of Iodine -131 remaining after 72 days

Mathematics
1 answer:
jenyasd209 [6]3 years ago
4 0

Answer:

131 remaining after 72 days

Step-by-step explanation:


You might be interested in
PLEASE HELP! I WILL MAKE YOU BRAINLIST!
Shkiper50 [21]

Answer: A.

Step-by-step explanation: yes

7 0
3 years ago
Find the value when x= 2 and y= 3.<br> x^-3y^-3
Bas_tet [7]

Answer:

1/216

Step-by-step explanation:

x^(-3)y^(-3)

(2)^(-3)=1/2^3=1/8

(3)^(-3)=1/3^3=1/27

(1/8)(1/27)=1/216

4 0
3 years ago
The amount of money in your savings account after m months is represented b A = 135m + 225 . After how many months do you have $
r-ruslan [8.4K]
You just have to rearrange the formula.
So:
765 = 135 x m + 225
765 - 225 = 135 x m
540 = 135 x m
m = 540 / 135
m = 4

So four months.
6 0
3 years ago
Read 2 more answers
How many ways are there to choose a committee of 3 people from a group of 9 people?
QveST [7]
C r = (n!)/(r!(n-r)!)
9 C 3 = (9!)/(3!*(9-3)!)
9 C 3 = (9!)/(3!*6!)
9 C 3 = (9*8*7*6!)/(3!*6!)
9 C 3 = (9*8*7)/(3!)
9 C 3 = (9*8*7)/(3*2*1)
9 C 3 = (504)/(6) 9 C 3 = 84
3 0
3 years ago
PLEASE HELP ME ASAP!!!
blsea [12.9K]

Answer:

Step-by-step explanation:

When equal bases are multiplied, the powers add.

The bases of both expressions is x.

The powers are 5 and 7.

The answer is x^(5 + 7) = x^(12)

6 0
3 years ago
Other questions:
  • What is the area of the shaded part?<br>25 cm<br>50 cm<br>&amp; 30 cm<br>65 cm​
    13·1 answer
  • If six is placed at the end of a two digit number the result is 294 greater than the number, what was the number?
    15·1 answer
  • What is the median house price?
    5·1 answer
  • The imposition of an integer restriction is necessary for models where:
    15·1 answer
  • A clothing store is raising the price of all its sweaters by $3.00. Write an expression that could be used to find the new price
    9·2 answers
  • Katy’s little sister has 2 stuffed bears for every 3 dolls. If she has 8 stuffed bears, how many dolls does she have
    14·1 answer
  • What is the sum of 3,3,6​
    14·2 answers
  • Leo earns $10 for every lawn he mows. He has already earned $100 when he gets out of school for
    10·1 answer
  • Work out the percentage change to 2 decimal places when a price of £78.98 is increased to £100
    15·1 answer
  • Can anyone answer this please
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!