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bixtya [17]
3 years ago
13

7. What is the domain (the first element or number, from each palr) of this relation:

Mathematics
1 answer:
AnnZ [28]3 years ago
7 0
{4,5,6,8} is the correct answer.

This is because the domain is all of the possible x values in a set. The range is all of the possible y values. So for the first point (4,1) has an x value of 4, and a y value of 1. The second point (5,2) has an x value of 5, and a y value of 2. And so on.
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Simplify the expression below. 1/2 • 6+ 9 - (18÷6)
Anna007 [38]
First, solve within the parentheses. 18/6=3. Now solve the multiplication and division 1/2x6=3. The equation is now 3+9-3. Add and/or subtract from left to right. 3+9=12. 12-3=9. The answer is 9.
6 0
3 years ago
For value of x is 6x-3>4x+5
ikadub [295]
6x - 3 > 4x + 5    |add 3 to both sides

6x > 4x + 8    |subtract 4x from both sides

2x > 8      |divide both sides by 2

x > 4 ⇒ x ∈ (4; ∞)
7 0
3 years ago
Casandra is training for a 10 mile race.On the first day of training she runs 4 miles, each day after that sge adds on 0.5 mile.
AnnyKZ [126]

Answer:

8 days

Step-by-step explanation:

3 0
3 years ago
Can some one please help and please hurry​
fenix001 [56]
Hi don’t know but have a wonderful day
8 0
3 years ago
A jar contains 18 red marbles 14 green marbels and 20 blue marbles a marble was selected at random the color was recorded and th
muminat

The "relative frequency" is

         (number of times a blue marble came out)
divided by
         (total number of trials before everybody got bored and quit) .

-- The relative frequency of blue was  (20/60)  =  (33 and 1/3) % .
(Even though 38.5% of the marbles in the jar are blue,
they didn't get picked that often.)

-- The relative frequency of green was  (18/60)  =  30 % .
(Even though only 26.9% of the marbles in the jar are green,
they got picked more often than that.)

-- The relative frequency of red was  (22/60)  =  (36 and 2/3) % .
(Even though 42.3% of the marbles in the jar are red,
they didn't get picked that often.)
3 0
3 years ago
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