Answer:
I cant see the question. Can you upload it again
Step-by-step explanation:
First, we need to find the area of both the tile and cardboard, so we can calculate how much tile will fit in the cardboard
Answer:
Step-by-step explanation:
The range is 10
A 33 gram sample has k value of .1124
(Actually I think the problem SHOULD be worded: A 33 gram sample has k value of -.1124/days)
See attached graphic:
Half-Life = ln (.5) / k
Half-Life = -.693147 / -.1124/days
Half-Life =
<span>
<span>
<span>
6.1667882562
</span>
</span>
</span>
days
Source:
http://www.1728.org/halflif2.htm
Y = (2/3).x - 6. If y=0, then 0= (2/3).x - 6. Solve for x:
2x/3 - 6 = 0
Same denominator:
(2x - 18)/3 = 0
2x - 18 = 0
2x = 18 and x = 9 (x-coordinate)