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2 years ago

In which choice is y a function of x?

Mathematics

1 answer:

charle [14.2K]2 years ago

8 0

Answer:

First choice

Step-by-step explanation:

Check if a relation is a function by looking at the x's.

No repeated x's? Then it's a function.

Repeated x's but the y is the same y both times? It's a function.

Repeated x's and different y's? NOT A FUNCTION.

see image

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Please help me with this

LuckyWell [14K]

Answer:

draw a box put 8 sides color 5 then you get it

Step-by-step explanation:

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3 years ago

Read 2 more answers

How do I graph -2y+x=2y-8

bekas [8.4K]

Answer:

graph the line using the the slope and y-intercept, or two points

slope:1/4

y-intercept: 2

x y

0 2

1 9/4

Step-by-step explanation:

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4 years ago

If car #1 gets 43.2 miles per gallon and car #2 gets 35.9 miles per gallon. Calculate the difference in costs if you drive a dis

Tanzania [10]

Hey!

Hope this helps...

~~~~~~~~~~~~~~~~~~~~~~~~~

Car #1: 300/43.2 = 6.9444 gallons

(Rounded) Car #2: 300/35.9 = 8.3565 gallons

~~~~~~~~~~~~~~~~~~~~~~~~~

(Rounded) Car #1: 6.9444*3.19 = $22.16 to re-fill their tank

(Rounded) Car #2: 8.3565*3.19 = $26.66 to re-fill their tank

~~~~~~~~~~~~~~~~~~~~~~~~~

(Rounded) Difference: $26.66 - 22.15 = $4.50

To re-fill Car 2's tank is approximately $4.50 more to re-fill Car 1's tank...

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3 years ago

What is w for -3w = -7(w+1)

Alchen [17]

-3w= -7w-7 =
-3w+7w = -7w+7w - 7 =
4w= -7
4w/4 = -7/4 =
w = -7/4

3 0

3 years ago

Find the height of a cylinder with a volume of 36piecm and a bad with a radius of 3cm

Fudgin [204]

Step-by-step explanation:

V=pi×r^2×h

36pi =pi × (3)^2 × h

36pi ÷ pi×9 = h

4cm^2 = h

6 0

3 years ago