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Naddika [18.5K]
4 years ago
15

PLEASE HELP ME WITH THIS !!

Mathematics
2 answers:
Vikentia [17]4 years ago
7 0
The answer is number 1 since a function can't have x repeated. all the other ones have a single x giving 2 numbers. if this happens once it is no longer a function.
Lena [83]4 years ago
3 0

the top one, use the vertical line test and if their are more than two points on the vertical line when testing the points then the relation is not a function. Which tells you that the last three are not a function.

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Four times a number increased by 40 is the same as when 100 is decreased by the number. Find the number.
Julli [10]

Answer:

x = 12

Step-by-step explanation:

4x+40 = 100-x

so when solved the answer is 12.

I hope this helps you.

5 0
3 years ago
Determine whether the relation is a function. {(−3,−6),(−2,−4),(−1,−2),(0,0),(1,2),(2,4),(3,6)}
Semmy [17]

Answer:

Yes, this is a function

Step-by-step explanation:

This relation is function because 1 x value corresponds to 1 y value

5 0
3 years ago
Ok
Aleks [24]
I think 34 tens + 20 tens is 54 tens.
-Just add 34 + 20
Hope this helps! :)
8 0
4 years ago
PLEASE HELP ME. FIND THE COMMISSION IN DOLLARS. NO LINKS WILL BE TOLERATED.
snow_lady [41]

Answer:

he earned 810 dollars.

Step-by-step explanation:

9% of 9000 is 810 so therefore he earned 810 dollars

6 0
3 years ago
Read 2 more answers
Pls help quick i need it soon
Afina-wow [57]

Answer:

Area = 32m^2q

Step-by-step explanation:

Area = bh

Area = 8mq · 4m

Area = 32m^2q

5 0
3 years ago
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