James buys a shirt that is $22.95. He buys 3 pairs jeans. His total is $117.45. How much is each pair of jeans?
1 answer:
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Given:
The initial mass of an element is 800 grams.
Decay rate = 8.2% per day
Number of days = 15
To find:
The remaining element after 15 days.
Solution:
The exponential decay model is
Where, a is the initial value r is the rate of interest and t is time period.
Putting in the above formula, we get
Therefore, the mass of the remaining element is 221.7 grams.
Answer:
1. (-9.5,0)
2. (2,0)
3.(-1,0)
4.(6.5,0)
5.(-1,4)
6. (0,-4)
7.(4,1)
8. (-8,18)
