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Fantom [35]
2 years ago
12

Pls help it's due tonight​

Mathematics
1 answer:
tresset_1 [31]2 years ago
4 0

Answer:

6.25 colonies of bacteria per +pH change from 7 to 9

Step-by-step explanation:

It seems to go from 57.5 to 70 or maybe 57 or 58

Either way I will go with my guess of 57.5

Rate of Change= (70-57.5)/(9-7)=(12.5)/(2)=6.25 rate of change for colonies of bacteria per positive pH change from 7 to 9

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3 years ago
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Svetach [21]

Answer:

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Step-by-step explanation:

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so that means 6×6 equals 36 and if you divide that by 2 you get the 18.

Now we will deal with the semicircle. We know that both of the legs are 6 so that means the diameter is 6 and now we solve 6 divided by 2 equals 3 and we will have to square that and we will 9 and since it is a semicircle we have to divide it by 2  and that will give us 4.5 and since we have to express it in terms of pi it will be 4.5(pi) and then we add both of the areas

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and do you go to RSM

8 0
3 years ago
Mrs. Brown hosts an yearly art contest keeps a record of the number of entries each year.
olganol [36]
1. Slope = rate of change
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3 years ago
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Answer:

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Step-by-step explanation:

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Answer:

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Step-by-step explanation:

7 0
3 years ago
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