The half-life of a certain radioactive material is 10 hours. An initial amount of the material has a mass of 75 kg. Find how long it will take until there is 15 kg of the
radioactive material remaining.

to have more of what you want like money

step-by-step explanation:

save it by not spending on unnecessary stuff and have more

part a

x     y

0     8

1     7.5

2     7

3     6.5

4     6

5     5.5  

for every hour i deducted .5 inches from the length of the candle

part b

it is a function because for every x value there is only one y value

part   c

for every x value there is only one y value

x       y

0       8

1       7.6

2       7.2

3       6.8

step-by-step explanation:

there are infinitely many solutions.

answer is  

c.

36

step-by-step explanation: