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nordsb [41]
3 years ago
10

I might give brainliest, please help down below.

Mathematics
1 answer:
andrew11 [14]3 years ago
7 0

Answer:

4.) 7.03

5) 2.31

6.) five tenths

7) nine hundredths

8. 7

9.) three tenths

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A radio active isotope decays according to the exponential decay equation where t is in days. Round to the thousandths place. Th
Whitepunk [10]
To calculate the value of the half life we proceed as follows;
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the a(s) will cancel and we shall remain with:
1/2=e^-2.360t
introducing the natural logs we get:
ln (1/2)=ln e^(-2.360t)
ln(1/2)=-2.360t
hence;
t=(ln 0.5)/(-2.360)
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the answer is t=0.294
8 0
3 years ago
I need to know 7 and 8
insens350 [35]
7:
5x12=60
8x14=112
60+112=172

8:
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hope this helps :)
4 0
3 years ago
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Answer:

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Step-by-step explanation:

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4 0
2 years ago
I need to put it in simplest form ASAP
scoundrel [369]

Answer:

39/500

Step-by-step explanation:

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Step-by-step explanation:

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