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lesantik [10]
3 years ago
14

What is the solution to the equation below? round your answer to two decimal places. 4 • 8^x=11.48

Mathematics
1 answer:
AleksandrR [38]3 years ago
3 0

Answer:

x = 0.51

Step-by-step explanation:

4\cdot 8^x = 11.48\\8^x = \frac{11.48}{4}\\ 8^x = 2.87\\\log_8 8^x = \log_8 2.87\\x=\log_8 2.87\\x=0.51

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Each month, the census bureau mails survey forms to 250,000 households asking questions about the people living in the household
allsm [11]

Answer:

Option D is correct. All US households are among the population of interest.

Step-by-step explanation:

The Census bureau is a national body in the U.S. and they do the survey of 250000 different households monthly. The surveys go out to all corners of the U.S. depending on which part of the nation is doing the survey next.

It shows that the entire U.S. population is of interest to the census bureau.

5 0
3 years ago
The March utility bills (in dollars) of 30 homeowners are listed below. 44 38 41 50 36 36 43 42 49 48 35 40 37 41 43 50 45 45 39
Ulleksa [173]

Step-by-step explanation:

What we will do is create a table with the data they give us, the first thing will be to organize it from smallest to largest, like this:

33, 35, 35, 36, 36, 36, 37, 38, 38, 39, 40, 40, 41, 41, 41, 42, 42, 43, 43, 43, 44, 45, 45, 47, 48, 48, 49, 50, 50, 50

Now we know that the smallest number is 33 and the largest is 50, to create 5 ranges, we will calculate the difference and divide by 5.

(50 - 33) / 5 = 3.4

Therefore we will make ranges of 3 and 4, values, like this

Rank 1: 33 - 36

Rank 2: 37 - 39

Rank 3: 40 - 43

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Rank 5: 47 - 50

We will calculate the frequency distribution of values in each range:

Rank 1: 6

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5 0
3 years ago
Given h(x) =3x-4 find x if h(x) =17
NikAS [45]

Answer:

x=7

Step-by-step explanation:

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6 0
2 years ago
How many solutions does this system
mr Goodwill [35]
The answer is B.) one




Hope this helps :)
5 0
3 years ago
If the population of a country increases at a rate of 1.5% annually and its current population is 430,000, how many years will i
Sphinxa [80]

Answer:

That is 74 years.

Step-by-step explanation:

1.5% = 0.015.

The equation for the rate of growth is P = 430,000(1.015)^n where n is the number of years.

Triple the population  is 430,000 * 3 =  1,290,000, so:

1,290,000 = 430,000(1.015)^n

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Taking logs of both sides:

n log 1.015 = log 3

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5 0
3 years ago
Read 2 more answers
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