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nadya68 [22]
3 years ago
6

Which expression is equivalent to (4b−3k)^3 in expanded form?

Mathematics
1 answer:
Vladimir79 [104]3 years ago
5 0

Answer:

The answer to your question is 64b³ - 48b²k + 36bk² - 27k³                            

Step-by-step explanation:

                                            (4b - 3k)³

To solve this problem, use Newton's binomial theorem

For a binomial to the third power = 1   3   3   1

                (4b)³ + (4b)²(-3k) + (4b)(-3k)² + (-3k)³

Simplification

                64b³ + (16b²)(-3k) + (4b)(9k²) - 27k³

Result

                64b³ - 48b²k + 36bk² - 27k³                            

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Find the value ofx. O is the center of the circle. Round your answer to the nearest hundredth.
lyudmila [28]

Answer:

A. In a binomial distribution, the value ofx represents the number of successes in n trials, while in a geometric distribution, the value ofx represents the first trial that results in a success.

Step-by-step explanation:

Previous concepts

The binomial distribution is a "DISCRETE probability distribution that summarizes the probability that a value will take one of two independent values under a given set of parameters. The assumptions for the binomial distribution are that there is only one outcome for each trial, each trial has the same probability of success, and each trial is mutually exclusive, or independent of each other".

The probability mass function for the Binomial distribution is given as:  

 

The geometric distribution represents "the number of failures before you get a success in a series of Bernoulli trials. This discrete probability distribution is represented by the probability density function:"

The most important difference is that in the binomial distribution, the value of x represents the successes in n trials.

And by the other hand in the geometric distribution, x represents the number of failures before you get a success in a series of Bernoulli trials.

So then the best answer for this case is:

A. In a binomial distribution, the value of x represents the number of successes in n trials, while in a geometric distribution, the value ofx represents the first trial that results in a success.

Step-by-step explanation:

8 0
4 years ago
Show your work to get full credit. Solve the following problem with any method you want.
Alinara [238K]

Answer:0.48

Step-by-step explanation:

4 0
3 years ago
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Describe the procedure you<br> performed to derive the slope-intercept form of a linear equation.
defon

Answer:

1. You first have to find the slope

2. Next, you have to find the y-intercept

3. Finally, you have to put it in y = mx + b form.

Step-by-step explanation:

The slope of 2 points is; \frac{y_{2}- y_{1} }{x_{2}-x_{1}}

The y-intercept is; y-y_{1}=m(x-x_{1} )

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m is always the slope

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1 inch = 13.5 feet

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4 years ago
Polynomials are closed under the operation of addition. Which statement best explains the meaning of closure of polynomials unde
spayn [35]
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You started with 2 polynomials and you ended with a polynomial.
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