What is the area of a rectangle with the measurements 8m,4m,6m,5m and 10m
2 answers:
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luca: 1 remainder 2
bailey: = 4 remainder 4
corin:
sabra: 0.9
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<em>So D. is the right answer.</em>
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<h3><em>Hope I helped you!</em></h3><h3><em>Success!</em></h3>
Answer:
Amount after 9 hours: 1793 grams
Amount after 40 hours: 386 grams
Step-by-step explanation:
Given exponential function, that shows the amount of radioactive substance uranium-240 after t hours,
......(1)
Substitute t=9 in equation (1),
The amount of substance after 9 hours is,
≈ 1793 grams ( Using calculator )
Again, substitute t=40 in equation (1),
The amount of substance after 40 hours is,
≈ 386 grams.