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Art [367]
4 years ago
14

Which relation is a function? A) x y = y2 - 3 B) y x = y2 - 3 C) x2 + y2 = 5 + x D) x2 - y = 10x + 25 + y

Mathematics
1 answer:
marin [14]4 years ago
7 0
Since you didn’t specify that it needed to be y as a function of x, all of the above equalities can be rewritten as functions. However, in case that you meant to imply that, A and B are both not valid for y as a simple function of x.
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*please help*<br><br> I just need someone to check this for me.. am i doing this right?
BigorU [14]

Yes, you did it right.... You put the lowest fahrentheit in the first blank, then the highest fahrentheit in the second blank. That is saying that the range of temperatures in the US is between -79.8 and 134 degrees Fahrenheit.

8 0
3 years ago
Find the median of 111, 336, 73, 15.5, 67, 12.4, 14.2, 17.6, 18
IgorC [24]
First re write the sequence from smallest to largest:

12.4    14.2    15.5    17.6    18    67    73    111    336

Median is the middle value of the serie, since the number of data pointa are 9, then the middle value is 18, that is ranked in the middle or in the 5th place
4 0
3 years ago
nina wants to put color tiles on a square . 3 color tiles fit acroos the top of the square . how many rows and colum of tiles wi
bulgar [2K]
A square has all the sides being equal.
Since the top can fit 3 color tiles, then the side must fit the same number of tiles.
Therefore, 3 roles and 3 columns of tiles will be required.
The number of tiles required will calculated similar to area of a square. That is,

Number of tiles = 3*3 = 9 tiles.
6 0
4 years ago
It cost $3.45 to buy 3/4 lb of chopped walnuts. How much will it cost to buy 7.5 lbs of walnuts?
astra-53 [7]

Answer:

$34.5

Step-by-step explanation:

Turning the 3/4 into a decimal would be .75, .75 can go into 7.5 10 times. You would multiply 10 by the cost $3.45 and you would get $34.5 for 7.5 lbs of walnuts.

4 0
4 years ago
PLEASE HELP MEEE!!! :c
ad-work [718]

Answer:21

Step-by-step explanation:

The kid makes 7 dollars an hour.

7*2=14

7*3=21

7*5=35

5 0
3 years ago
Read 2 more answers
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