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Slav-nsk [51]
3 years ago
8

I really need number 11 , the answers and steps please. If anyone wants to help me with number 12 go ahead tho

Mathematics
1 answer:
svlad2 [7]3 years ago
6 0
Basically, the distance of roots to the axis of symmetry are the same to each other. Other root is -5.6. Hope this help.

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Please give me the answer for the attachment given below.
agasfer [191]

Answer:

It is the representative of the whole group

Step-by-step explanation:

Mean is the only one out of mode, median , mean or range that actually implies all the values in the data.

Hope this helps.

Good Luck

5 0
3 years ago
Question Help A manufacturer ships toasters in cartons of 1010. In each​ carton, they estimate a 1010​% chance that any one of t
natta225 [31]

Answer:

The probability that there will be repair exactly 3 toaster is 0.0574.

Step-by-step explanation:

Binomial Distribution:

A discrete random variable X having the set {0,1,2,3......,n} as the spectrum, is said have a binomial distribution with parameter n= number of trials and p=probability of number of success on an individual trial, if the p.m.f (probability mass function) of X given by,

P(X=x)=C(n,x)p^x(1-p)^{n-x}    x=0,1,2,......,n

               =0                                   elsewhere

where 0<p<1 and n is a positive integer.

Total number of toaster in cartons(n) = 10.

Probability of number of success on an individual trial p= 10% = 0.10

\therefore P(X=3)= C(10,3)(0.10)^3(1-0.10)^{10-3}

                    =\frac{10!}{3!(10-3)!}(0.10)^3)(0.90)^7

                    =0.0574

The probability that there will be repair exactly 3 toaster is 0.0574.

6 0
3 years ago
PLEASE HELP!!
hichkok12 [17]

Answer:

It would take the smaller pipe 28 minutes to fill up the truck.

Step-by-step explanation:

Since the larger pipe takes 84 minutes and is three times faster than the smaller pipe, you have to divide 84 by 3 to get 28. To check if this is correct you have to multiply 28 by 3 and you get 84. Showing that the larger pipe is three times faster.

7 0
3 years ago
Someone help with this math problem
7nadin3 [17]
She needs 1/6 almonds , 1/3 walnuts and 1/2 of raisins as a fraction of total trail mix.
So she spends $2.5 on almonds. $5 on walnuts and $10 on raisins (total $15)

so that is 2.5/12 =  0.208  pounds almonds
5 / 10.5 =  0.476 pound walnuts
10/4 =  2.5 pounds raisins

so total wieght of the trail mix is 3.19 pounds

8 0
4 years ago
If the perimeter of an equilateral triangle is 24cm, find the length of it's side​
Olegator [25]
Since an equilateral triangle has 3 equal length sides, and in this case the total of these 3 sides is 24cm, the length of one side is 24/3 = 8cm
5 0
2 years ago
Read 2 more answers
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