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wariber [46]
3 years ago
7

Help help help help help help help help help

Mathematics
1 answer:
Kamila [148]3 years ago
5 0

Answer:

1: -5

Step-by-step explanation:

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On a number line, what is the distance between -8 and -2?
Harrizon [31]

Answer:

6 units

Step-by-step explanation:

Distance between two points on the number lines, the difference between the absolute values.

I-8 I - I - 2I = 8 - 2 = 6

6 0
3 years ago
Read 2 more answers
the mass of a grain of sand is about 10 to the power of negative three grams. about how many grains of sand are in the bag of sa
777dan777 [17]

We are given : The mass of a grain of sand = 10^{-3} grams.

Bag contains = 10 kilograms of sand.

Let us concert 10 kg into grams first.

1 kg = 1000 grams.

10 kg = 10 × 1000 = 10000 grams = 10^4.

Therefore, bag contains 10^4 grams of sand.

Therefore, number of grains of sand are in the bag of sand of 10^4 grams =

The mass of a grain of sand in grams ÷ The mass of a grain of sand.

\frac{10^4}{10^{-3}}

=10^{4-(-3)}

=10^{4+3}

=10^7  \ grains \ of \ sand.

Therefore, 10^7 grains of sand are in the bag of 10kg sand.

8 0
3 years ago
What are the zeros of the graphed function?
Zanzabum

Answer:

Option C

Step-by-step explanation:

Zeros of a function are also called as x-intercepts of a function, which means where the graph/function intersects the x-axis.

In the image we see the graph intersects the x-axis at three points

x=0 , x=2 , x=4 so our answer is option C

6 0
3 years ago
An experiment consists of ranomly drawing three cards in succession without replacement from a standard deck of 52 cards. Let A
nadya68 [22]

Answer:

0.0045248 ;

0.1312218 ;

0.0001809 ;

0.1659729

Step-by-step explanation:

Number of Kings in deck = 4

Total number of cards in deck = 52

Picking without replacement :

A = King on first draw :

P(A) = 4 / 52

A = King on 2nd draw :

P(B) = 3 / 51

A = King on 3rd draw :

P(C) = 2 / 50

1.) P(A n B) = P(A) * P(B)

P(A n B) = 4/52 * 3/51 = 12 / 2652 = 0.0045248

2.) P(A u B) = P(A) + P(B) - P(AnB)

P(AuB) = 4/52 + 3/51 - 0.0045248 = 0.1312218

3.) P(A ∩ B ∩ C) = P(A) * P(B) * P(C)

P(A ∩ B ∩ C) = 4/52 * 3/51 * 2/50 = 0.0001809

4.) P(A U B U C) =

P(A) + P(B) + P(C) - P(AnB) - P(AnC) - P(BnC) - P(AnBnC)

P(AnC) = P(A) * P(C) = 4/52 * 2/50 = 0.0030769

P(BnC) = P(B) * P(C) = 3/51 * 2/50 = 0.0023529

4/52 + 3/51 + 2/50 - 0.0045248 - 0.0030769 - 0.0023529 + 0.0001809 = 0.1659729

6 0
3 years ago
John has $200 in his bank account he made a purchase at the grocery store that was $1.50 more than he had in his bank account se
Digiron [165]

Answer: You are right

Step-by-step explanation:

6 0
3 years ago
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