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tresset_1 [31]
3 years ago
14

PLEASE HELP!! 25 POINTS AWARDED

Mathematics
1 answer:
kondaur [170]3 years ago
8 0

Answer:

The following numbers ARE functions:

2, 3, 6, 7, 9, 12

Step-by-step explanation:

A function is only possible if the x values have NO REPEATING NUMBER!!!

Every number that isn't mentioned above has at least 1 number in it's x-values that repeats.

<u>Question 1</u> has the 8 and 4 with 2 numbers.

<u>Question 4</u> the 3 repeating. (There are 2 dots over the 3)

<u>Question 5</u> has numbers 1 and 5 repeating many times

<u>Question 8</u> numbers 1 and 2 are repeated twice

<u>Question 10</u> number 3 repeats twice

<u>Question 11</u> has the 1 repeated

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Factorial – is the product of natural numbers, for example:
svp [43]

Answer:

Step-by-step explanation:

11! = 11*10*9*8*7*6*5*4*3*2*1 = 3991600

15! = 15*14*13*12*11*10*9*8*7*6*5*4*3*2*1=1.307674368 * 10^{12}

also looks like this                             1,307,674,368,000

20! = 20*19*18*17*16*15*14*13*12*11*10*9*8*7*6*5*4*3*2 = 2.432902008 * 10^{18}

also looks like this                             2,432,902,008,000,000,000

8!(7-3)! = 8!4! = (8*7*6*5*4*3*2)(4*3*2) = 967,680

10!(9-5)!13! = 10!4!13! =3,628,800*24*6,227,020,800 = 5.423187139*10^{17}

8 0
3 years ago
A bookcase costs $93.11 when the CPI is 191. What is the CPI when a bookcase costs $76.05?
LuckyWell [14K]
The value of the CPI (Consumer Price Index) is calculated by dividing first the current period price by the base period price and multiply the quotient by 100. Using the first set of values, we get base period price. 
                                CPI = (current period price / base period price) x 100
                                 191 = (93.11 / base period price) x 100
                                          base period price = 48.75

Then, using this base period price and the second current period price, we solve for the second CPI
                                CPI = (76.05 / 48.75) x 100
                                  <em>CPI = 156
</em>Therefore, the answer to this item is letter C. <em>
</em>
6 0
3 years ago
Read 2 more answers
What kind of correlation would you expect to find between the number of computers per school and the number of student per compu
nasty-shy [4]

Answer:

negative correlation on Edg

Step-by-step explanation:

3 0
1 year ago
Angela owns a set of 6-inch tall glasses. Each glass has a diameter of 3 inches. Angela has three people over for dinner. Each g
AlladinOne [14]

Angela owns a set of 6-inch tall glasses. Each glass has a diameter of 3 inches. Angela has three people over for dinner. Each guest will be served a full glass of milk. How much milk will Angela need (in cubic inches)? Use 3.14 for pi ()

4 0
2 years ago
I dont understand this
Reil [10]
U basically solve: (4sqrt8)*2 + (5 sqrt 12 + 6 sqrt 20)*2
5 0
3 years ago
Read 2 more answers
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