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Natali [406]
3 years ago
8

I'll give brainliest to whoever answers correctly

Mathematics
1 answer:
aliina [53]3 years ago
7 0

Step-by-step explanation:

(3 * w^0 * y^9)^2 * 2w^-3

= (3 * y^9)^2 / 2w^3 (because w^0 = 1)

= 9y^18 / 2w^3.

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Add the two expressions. −2.4n−3 and −7.8n+2 Enter your answer in the box. plz help QUICK!!!!!!!!!!
Nikolay [14]
-2.4n-3+-7.8n+2
you combine like terms
(-2.4n+-7.8n)+(-3+2)
= -10.2n-1
8 0
3 years ago
In a Gallup poll of randomly selected adults, 66% said that they worry about identity theft. For a group of 1013 adults, the mea
Kazeer [188]

Answer:

Mean = 344

Step-by-step explanation:

Given

Population =  1013

Let p represents the proportion of those who worry about identity theft;

p = 66\%

Required

Mean of those who do not worry about identity theft

First, the proportion of those who do not worry, has to be calculated;

Represent this with q

In probability;

p + q = 1

Make q the subject of formula

q = 1 - p

Substitute p = 66\%

q = 1 - 66\%

Convert percentage to fraction

q = 1 - 0.66

q = 0.34

Now, the mean can be calculated using:

Mean = nq

Where n represents the population

Mean = 1013 * 0.34

Mean = 344.42

Mean = 344 (Approximated)

3 0
2 years ago
There are 6 sixth graders , 7 seventh graders , and 8 eight graders entered in a contest.
fgiga [73]

Answer:

See below ~

Step-by-step explanation:

<u>P (6th grader)</u>

  • No. of 6th graders / Total students
  • 6 / 6 + 7 + 8
  • 6/21
  • 2/7

<u>P (6th grader after)</u>

  • No. of 6th graders - 1 / Total students - 1
  • 6 - 1 / 21 - 1
  • 5/20
  • 1/4

<u>Question 1 : P (Both 6th graders)</u>

  • P = P (6th grader) × P (6th grader after)
  • P = 2/7 x 1/4 = 2/28 = <u>1/14</u>

<u></u>

<u>Question 2 : P' (Both 6th graders)</u>

  • P' = 1 - P
  • P' = 1 - 1/14
  • P' = <u>13/14</u>
4 0
1 year ago
Read 2 more answers
In one year, a government collected about $6250 per person in taxes. If the population was 270,000,000, how much did the governm
Firlakuza [10]

Answer:

1,687,500,000,000

Step-by-step explanation:

1) 270,000,000 x 6250

5 0
2 years ago
Find the x-intercept of the rational function.
alexira [117]

Answer:

What question are we supposed to answer

Step-by-step explanation:

Sorry I read the whole thing multiple times and couldn’t find what the question was

If you wanted the points to be graphed use Desmo calculator they graph the points for you:)

8 0
2 years ago
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