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Troyanec [42]
3 years ago
8

Aaaa i need help aaaaaaa

Mathematics
2 answers:
maks197457 [2]3 years ago
6 0

Answer:

n=63

Step-by-step explanation:

sergiy2304 [10]3 years ago
3 0

Answer:

n=63/5 or 12.6

Step-by-step explanation:

Explanation is in the screen shot!

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simplified expression for 5 to the power of negative 3 multiplied by 2 to the power of 2 multiplied by 5 to the power of 6 whole
dmitriy555 [2]

Answer:

The simplified expression  is: 5/2

Step-by-step explanation:

//5^-3 = 1/(5^3)

(2^2*5^6)/(5^3*2^3*5^2)=

(2^2*2^-3)*(5^6*5^-3*5^-2)=

(2^-1)*(5^1)=

5/2=

4 0
4 years ago
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The number of hours Layla worked each week for the first eight weeks of summer break are recorded below.
Rainbow [258]

Answer: The value of the center increases and the distribution has a smaller spread.

Step-by-step explanation:

Re - arranging the first value in ascending order , we have :

12 ,14, 16 , 19, 21 , 22 , 28 , 32

Median = 19 + 21 / 2

            = 40/2

            = 20

Also calculating the standard variation in order to know the spread , we need to first of all calculate the mean

Mean = 12 + 14 + 16 + 19 + 21 + 22 + 28 + 32  / 8

Mean = 164/8

Mean = 20.5

Therefore to calculate the standard deviation, we need to calculate the variance, which  is

(12-20.5)^{2} +(14-20.5)^{2} + (16-20.5)^{2} + (19-20.5)^{2} + (21-20.5)^{2} + (22-20.5)^{2} + (28-20.5)^{2} + (32-20.5)^{2}  / 8

Variance = 328/8

Variance = 41

Standard deviation = \sqrt{variance}

S.D = \sqrt{41}

S.D = 6.4

Also re arranging the second values , we have :

20 , 24 , 25 , 31

Median = 24 + 25 / 2

Median = 49/2

Median = 24.5

Calculating the S.D using the same format , the S.D = 3.9

Comparing the two we can conclude that the value at the center increases and the distribution has a smaller spread

8 0
4 years ago
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Which table represents a linear function? <br><br> I will mark brainliest
Alborosie
Table number four represents a linear function
7 0
3 years ago
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Find the average value of the function over the given interval. (Round your answer to three decimal places.) f(x)
wel

Complete Question  

Find the average value of the function over the given interval. (Round your answer to three decimal places.) f(x) = 12e^x, [−6, 6] Find all values of x in the interval for which the function equals its average value. (Enter your answers as a comma-separated list. Round your answers to three decimal places.)

Answer:

The  average is  

  AV  =  403

The value of  x is

   x =  4

Step-by-step explanation:

From the question we are told that

  The equation is  f(t) =  12e^x

  The  points consider is  [-6 , 6]

Generally the average value of the function over the given interval is mathematically represented as

          AV  =  \frac{1}{z-w} \int\limits^ z_w {f(x)} \, dx

          AV  =  \frac{1}{ 6 - (-6)}  \int\limits^{6}_{-6} { 12e^x} \, dx

          AV  =  \frac{1}{12 } e^x| \left 6} \atop {-6}} \right.

          AV  = e^6 -e^{-6}

          AV  =  403

Generally when the function equal the average we have that

        f(x) =  12e^{x} =  403

        e^{x} =  34

          x =  ln(34)

        x =  4

         

       

3 0
3 years ago
Mr. Tan, a manufacturer who produces
lisov135 [29]

Answer:

Mode

Step-by-step explanation:

5 0
2 years ago
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