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pogonyaev
2 years ago
12

Help me with this please

Mathematics
1 answer:
Len [333]2 years ago
8 0

Answer:

The first one is a function because, for each x-value (domain value) there is exactly one y-value (range value).

The second one is not a function because, not each x-value (domain value) has exactly one y-value (range value). The domain value of 5 has two range values of 13 and 9.

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3 years ago
Write in point-slope form an equation of the line that passes through the point (8, 9) with slope 7.
Lina20 [59]

Answer:

<h2>y=7x-47</h2>

Step-by-step explanation:

(8,9)=(x1,y1) \\ m=7 \\ y−y1=m(x−x1) \\ y−9=7(x−8)

y - 9 = 7x - 56 \\ y = 7x - 56 + 9 \\ y = 7x - 47

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3 years ago
Find the length od ypx. Leave your answer in terms of pi
Liono4ka [1.6K]

your answer is

b = 15 pi

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5 0
2 years ago
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irina [24]

Answer:

He burrows 6 holes in 2 minutes which means that he can burrow 3 holes in 1 minute.

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The answer is D

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