3 years ago

Is the relation given by the set of ordered pairs below a function? (Yes or No)

1 answer:

Arada [10]3 years ago

8 0

Yes it is a function Bc the x values each have a unique y value.

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iogann1982 [59]

$a_n=a_1+(n-1)d$ - the formula of n-th term of an arithmetic sequence.

We have:

$a_5=12.4;\ a_9=22.4$

$a_9-a_5=(9-5)d\to4d=22.4-12.4\\\\4d=10\ \ \ \ |:4\\\\d=2.5$

$a_{31}=a_9+(31-9)d\to a_{31}=22.4+22\cdot2.5=77.4$

Answer: C. 77.4

6 0

3 years ago

xxTIMURxx [149]

Answer:

the graph opens upward

the graph is steeper then the graph of f(x) = x2

and the graph is the same as the graph of f(x)=6x2 + 12x -3

Step-by-step explanation:

4 0

3 years ago

oksian1 [2.3K]

In this, 3.695 to 4, the tenths was rounded

5 0

3 years ago

kompoz [17]

-18 - 6k = 1 + 3k
-6k - 3k = 1 + 18
-9k = 19
k = -19/9 or - 2 1/9

3 0

3 years ago

Margarita [4]

Answer:

1264 and 632

Step-by-step explanation:

x + 2x = 1896

3x=1896

x=632

5 0

3 years ago