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GarryVolchara [31]
3 years ago
15

Is the relation a function? If so why or why not?

Mathematics
2 answers:
Nezavi [6.7K]3 years ago
4 0

\bf \begin{array}{|cc|ll} \cline{1-2} x&y\\ \cline{1-2} -3&2\\ -1&0\\ 1&0\\ 5&-2\\ \cline{1-2} \end{array}\impliedby \begin{array}{llll} no~rep\textit{eated x-values}\\ function~~\checkmark \end{array}

kumpel [21]3 years ago
3 0
Yes, because you only get one output (x) for each output (y)
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Piscou possède 2021 pièces d'or. Il les répartit en piles contenant des nombres de pièces consécutifs.
anzhelika [568]

Question in English:

Tom has 2,021 gold coins. He divides them into piles containing consecutive numbers of pieces. if it has more than two piles, how much is in the highest pile?  

Plzzzzz give me Brainliest!!!!!  

7 0
3 years ago
Easy math question n
kolbaska11 [484]

Answer: |x| \leq 5 (the last option)

Step-by-step explanation: When you plug in values from the given solution set, the number is positive because of the absolute value symbol. This causes the range of possible values to be from 0 to 5, which are all less than or equal to 5.

7 0
1 year ago
The first day Rita participates in a biathlon, she jogs at a rate of 6 miles/hour and bikes at a rate of 10 miles/hour. She cove
mafiozo [28]

Answer: she biked 0.8 hour each day

Step-by-step explanation:

Let x represent the number of hours that she jogged on both days.

Let y represent the number of hours that she biked on both days.

Distance = speed × time

On the first day, she jogs at a rate of 6 miles/hour and bikes at a rate of 10 miles/hour. She covers a total of 26 miles that day. This is expressed as

6x + 10y = 26- - - - - - - - - - - - - - - 1

The second day, she continues to jog at a rate of 6 miles/hour, but a hamstring pull slows her biking rate to 5 miles/hour. The second day she covers a total of 22 miles. This means that

6x + 5y = 22- - - - - - - - - - - -2

Subtracting equation 2 from equation 1, it becomes

5y = 4

y = 4/5 = 0.8

Substituting y = 0.8 into equation 1, it becomes

6x + 10(0.8) = 26

6x + 8 = 26

6x = 26 - 8 = 18

x = 18/6

x = 3

8 0
3 years ago
Come up with an example of an expression, equation, and inequality.
valentina_108 [34]
Expression (non-algebraic):  3+2
An equation: 2x +1 = 21
An inequality: 2x > 2+2
4 0
3 years ago
Read 2 more answers
Candy draws a square design with a side length of x inches for the window at the pet shop. She takes the design to the printer a
choli [55]

Answer: The side length of the pet shop sign=5/4 inches


Step-by-step explanation:

Given: Candy draws a square design with a side length of x inches for the window at the pet shop.

She takes the design to the printer and asks for a sign that has an area of 16x^2-40x+25square inches.

Let y(x) =16x^2-40x+25

differentiating both sides w.r.t x we get

y'(x)=32x-40

to find critical point x ,Put y'(x)=0 then

⇒32x-40=0

⇒x=5/4

Therefore the side length of the pet shop sign=5/4 inches.

4 0
4 years ago
Read 2 more answers
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