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Stels [109]
3 years ago
14

Which of the sets of ordered pairs represents a function? A = {(−4, 5), (1, −1), (2, −2), (2, 3)} B = {(2, 2), (3, −2), (9, 3),

(9, −3)}
A Only A
B Only B
C Both A and B
D Neither A nor B
Mathematics
1 answer:
dangina [55]3 years ago
3 0

Answer:

D Neither A nor B

Step-by-step explanation:

In each relation, there are some x-coordinates that repeat, and whenever that happens, the relations are not functions.

I am joyous to assist you anytime.

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There were 4liters of water in a pitcher eight glasses were filled with 325milliliters of water how much water remains in the pi
Jlenok [28]
Since 4 liters is 4000 mL, 325 times 8 is 2600 so 4000 minus 2600 is 1400 so there are 1400 mL left in the pitcher.
8 0
3 years ago
F(n)=93+4(n-1) Complete the recursive formula of f(n)
poizon [28]

Answer:

f(1) = 93

f(n) = f(n - 1) + 4

Step-by-step explanation:

The recursive formula for an arithmetic sequence is given as:

f(1) = a

f(n) = f(n - 1) + d

where a = first term and d = common difference

An arithmetic sequence is in the form:

f(n) = a + d(n - 1)

where a = first term and d = common difference

The common difference in f(n) = 93 + 4(n-1) is 4.

The first term is 93.

The recursive formula is therefore:

f(1) = 93

f(n) = f(n - 1) + 4

3 0
3 years ago
Hey, Whats The answer please explain your answer marking brainliest:D...
lina2011 [118]
I believe the answer is A because it doesn’t make sense lol.
and number b makes sense because if you distribute you’d get 2x+2
number c makes sense as well because no matter the value of x there will be addition in the equation
and number d also shows that the question is equivalent because any value of x makes them equivalent for example pretend x=5 2(5+1) —> 2(6) = 12
2(5) + 2—> 10+2= 12
Therefore the expression is equivalent
and the best answer to this question is A
7 0
3 years ago
Which is an equation of a direct proportion?
vladimir2022 [97]

Answer:

y=6x-6

Step-by-step explanation:

i think not sure tho

3 0
3 years ago
Read 2 more answers
-0.5(d - 1.5) = 2.5<br> What is d
yaroslaw [1]

Answer:A)0.5 We can see in the graph , that it is bell-shaped along x =2. A bell-shaped graph along one value is called symmetric graph and it represents a normal distribution.

Since, the give graph is symmetric around x=2, so the mean of the data is 2.

The point immediate left to the mean represents x-σ

so,

2 - σ = 1.5

So,

σ = 0.5

The sigma represents standard deviation.

Hence, Option A is correct ..

Step-by-step explanation:and what is on d is 2.5

6 0
3 years ago
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