3 years ago

Which relation is a function?

Mathematics

1 answer:

Arlecino [84]3 years ago

8 0

B is a relation function Ik this because my teacher told me

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You can buy 1 pencil for $0.50. How much would a dozen cost you

Rainbow [258]

Answer:

Step-by-step explanation:

1 pencil is 50 cents. 12 pencils cost $6

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3 years ago

Write 9^6 as a power with a base of 3.

NeTakaya

Because 9=3^2, 9^6= 3^(6*2).

3^6*2= 3^12

Final answer: 3^12

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3 years ago

In one lottery, a player wins the jackpot by matching all five numbers drawn from white balls (1 through 41) and matching the nu

puteri [66]

Answer:

1 / 2,787,760,560

Step-by-step explanation:

The number of permutations is:

41 × 40 × 39 × 38 × 37 × 31 = 2,787,760,560

So the probability of winning the jackpot is 1 / 2,787,760,560.

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4 years ago

Books: Josephine has seven chemistry books, three history books, and six statistics books. She wants to choose one book of each

Jobisdone [24]

Answer:

Step-by-step explanation:

we have totally 7+3+6=16 books.

let us choose one book from the all these books;

by using permutation formula we will get the answer

$P(n,r)=\frac{(n)!}{(n-r)!} \\$

$P(7,1)=\frac{(7)!}{(7-1)!} = 7\\\\\ P(3,1)=\frac{(3)!}{(3-1)!} = 3\\\\ P(6,1)=\frac{(6)!}{(6-1)!} = 6\\\\$

all these process are related to each other so we should multiply them

7*3*6=126

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3 years ago

Factor Completely: 3x2 + 9x - 30

enyata [817]

Answer:

3(x-2)(x+5)

Step-by-step explanation:

1. Factor out common term 3

3(x^2 +3x-10)

2. Factor (x^2 +3x-10)

3(x-2)(x+5)

8 0

4 years ago