<span> y5 - 3y4 + y3 - 9y2 - 3
——————————
y2
tell me if im right
</span>
<u>Answer:</u>
t = 6.3 days
<u>Step-by-step explanation:</u>
The amount of initial mass is irrelevant when finding the half-life since the remaining mass is always 1/2 of the initial mass.
Taking on both the sides to get:
t = 6.3 days
Answer:
5
Step-by-step explanation:
10% of 50 is equal to 5.
50 ÷ 10 = 5
The value that should be used when one wants to determine the the amount of beach remaining after each is the common ration. This is because the the common ratio gives the percentage decrease or increase in value proportional to the original value. In our case the common ratio that should not miss in the model is 1.1%~ 0.011.
Answer is: the common ratio is 1.1%