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Dominik [7]
3 years ago
6

Best gets brainly ,,,,,,,,,,,,,,,,,,,,

Mathematics
1 answer:
DochEvi [55]3 years ago
8 0

Answer:

see explanation

Step-by-step explanation:

A

\sqrt[3]{27} = 3

Since 3 × 3 × 3 = 27

B

\sqrt{25} = ± 5

Since 5 × 5 = 25 and - 5 × - 5 = 25

C

\sqrt{81} = ± 9

Since 9 × 9 = 81 and - 9 × - 9 = 81

D

\sqrt[3]{1} = 1

Since 1 × 1 × 1 = 1

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The Pick 4 games in many state lotteries announce a four‑digit winning number each day. Each of the 10,000 possible numbers 0000
barxatty [35]

Answer:

a) P(a)= 0.0001

b) P(b)= 0.0024

Step-by-step explanation:

Given:

Chosen number = 3079

Possible numbers that have chance of winning from 0000 to 9999= 10,000

Winning condition=  if made choice matches the winning digits

Now

a)What is the probability that the winning number matches your number exactly?

From 0000 to 9999, only one time can the number 3079 can be the winning number, so

P(a)= 1/10000

     = 0.0001

b)What is the probability that the winning number has the same digits as your number in any order?

Winning numbers from 0000 to 10000 that have same digits as 3079 are

4 x 3 x 2 x 1 = 24 ways

Following are the 24 numbers from 0000 to 9999 that have matching digits to 3079:

0379

0397

0973

0937

0793

0739

3079

3097

3970

3907

3790

3709

7039

7093

7930

7903

7390

7309

9073

9037

9370

9307

9730

9703

P(b)= 24/10000

     =0.0024 !

8 0
4 years ago
What is the value of n in the numerical sentence below? 4 ÷ 4^3 = 4 n n  = a0
tamaranim1 [39]
4 / 4^3 = 4^-2   = 1 / 4^2 = 1/16
6 0
3 years ago
Read 2 more answers
Which statement about z in quadrilateral ABCD is correct?
maks197457 [2]
We don't know because we can't see it
4 0
3 years ago
Read 2 more answers
What is the average rate of change of the function f(x)=2(3)x from x = 2 to x = 4?
Umnica [9.8K]

The average rate of change of function is 72.

<u>SOLUTION: </u>

Given that, we have to find the average rate of change of the function f(x)=2(3)x from x = 2 to x = 4  

Use the slope formula to find the average rate of change:  

\begin{array}{l}{m=\frac{y 2-y 1}{x 2-x 1}} \\\\ {m=\frac{f(4)-f(2)}{4-2}} \\\\ {m=\frac{f(4)-f(2)}{2}}\end{array}

To simplify this, we need to find values of f ( 4 ) and f ( 2 ) :  

\begin{array}{l}{f(4)=2 x(3)^{4}=2(81)=162} \\\\ {f(2)=2(3)^{2}=2(9)=18} \\\\ {m=\frac{162-18}{2}} \\\\ {m=\frac{144}{2}} \\\\ {m=72}\end{array}

6 0
3 years ago
Last month, a coral reef 7000 grew millimeters taller. How much did it grow in meters?
Elena-2011 [213]
The coral reef would have grown 7 meters.
4 0
4 years ago
Read 2 more answers
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