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skelet666 [1.2K]
2 years ago
10

Please help i don’t understand this

Mathematics
1 answer:
avanturin [10]2 years ago
3 0

Answer:

Step-by-step explanation:

The solution is in the attached file

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What is the value of a(b - c) when b = 3, c = -3 and a = -2?​
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Answer:

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Step-by-step explanation:

a(b - c)

b = 3, c = -3 and a = -2

-2( 3- -3)

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3 years ago
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shutvik [7]

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Step-by-step explanation:

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What is the volume of a hemisphere with a diameter of 47.7in, rounded to the nearest tenth of a cubic inch
Reptile [31]

Answer:

28413.4 in (radius} = diameter divided by 2 = 47.7 divided by 2 =23.85

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​ =  2

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5 0
3 years ago
Scientists tag and release a group of salmon after they hatch. Later, they catch a sample of salmon that return to the river and
Liula [17]

The best prediction of the total number of tagged salmon in a sample of 2000 is 100.

<h3><u>Predictions</u></h3>

To determine what is the best prediction of the total number of tagged salmon in a sample of 2000, the following calculation must be performed:

  • 800 = 40
  • 2000 = X
  • 2000 x 40 / 800 = X
  • 80000 / 800 = X
  • 100 = X

Therefore, the best prediction of the total number of tagged salmon in a sample of 2000 is 100.

Learn more about predictions in brainly.com/question/18152997

7 0
3 years ago
the dimensions of a rectangle are given in terms of X as shown below the perimeter of the rectangle is 7 3/5 units. what is the
stepan [7]

Answer:

it is 8.65

Step-by-step explanation:

it just is but if it is wrong sorry been a while since i done this

4 0
3 years ago
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