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artcher [175]
3 years ago
5

O

Mathematics
2 answers:
zhannawk [14.2K]3 years ago
7 0
This answer is B. -8
jekas [21]3 years ago
6 0

Answer:

b= -8

Step-by-step explanation:

we have: 3y +12 = 6x <=> y + 4 = 2x <=> y= 2x - 4

=> 2y=4x + b

<=> 2(2x-4) = 4x +b

<=> 4x - 8= 4x +b

<=> b = -8

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What is the leading coefficient of the polynomial x^5-198x+5x^12+4-2x^6 and explain why please
forsale [732]

The given expression is

x^5-198x+5x^{12}+4-2x^6

And we can also write it as

5x^{12}-2x^6+x^5 -198x+4

Leading coefficient is the number or the constant that is with the term with the degree. And here degree is 12, and the constant or the number that is with the term is 5 .

So the leading coefficient is 5 here.

6 0
3 years ago
A restaurant serves chicken, roast beef and pork chops as a choice of meats. For choice of potatoes a customer may choice baked,
NNADVOKAT [17]

Answer:

48 combination

Step-by-step explanation:

3 meals × 4 type of potato × 4 type of vegetables

hope this helps

have a nice day <3

6 0
2 years ago
6.5 + m = 17 <br><br> solve for m
Hunter-Best [27]

Answer:

m=10.5

Step-by-step explanation:

For this equation you could do the long or simple way, I will be using the easier way, you can take the 17 and 6.5, subtract the 17 by the 6.5 and you get 10.5.

m=10.5

I hope that this has helped you, have an great day.

3 0
3 years ago
Read 2 more answers
A school newspaper reporter decides to randomly survey 17 students to see if they will attend Tet (Vietnamese New Year) festivit
Leni [432]

There is a typing mistake in part (d) of the question. Original question states that total student are 17. In part (d) it asks out of 12 which I think is a mistake as total is 17. Therefore, I am finding the answers with total students as 17. In case if the total is 12 then by just replacing 17 with 12 we can find the answer.

 

Answer:

All the answers and explanations are given below.

Step-by-step explanation:

(a)

The random variable X will be defined as the number of students who will attend the Tet (Vietnamese New Year) festivities this year.

(b)

As X is the number of students so it can take any value from 0 to 17. This means that when X = 0, 0 student will attend the Tet (Vietnamese New Year) festivities this year. Similarly if X = 17, all 17 students will attend the Tet (Vietnamese New Year) festivities this year. It can only take whole number values because its the  number of students.

(c)

X follows Binomial distribution with probability of success = 23% (success defined as attending the festivities).

n = 17 (total number of students)

p = 23% = 0.23 (probability of success)

X ~ Binomial (17, 0.23)

(d)

The number can be found out by  n*p

n = 17

p = 0.23

np =  3.91

(e)

Using binomial cdf function in the calculator or any Binomial Probability Calculator  online we can find

P(X ≤ 4) = 0.65

<em>This means at most the value can be 4. So the we need to find probability of less than or equal to 4.</em>

(f)

To find probability of more than 2 students  we first find probability of less than and equal to 2 students and then subtract it from the total probability which is 1.

P(X ≤ 2) = 0.214

P(X>2) = 1 - 0.214

P(X>2) =  0.786

8 0
3 years ago
Five and one eight times two and two thirds
Nana76 [90]

Answer:

huh

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
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