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11Alexandr11 [23.1K]
3 years ago
8

Marvin was completing the square, and his work is shown below. Identify the line where he made his mistake. (2 points) f(x) = 2x

2 − 8x + 5 Line 1: f(x) = 2(x2 − 8x) + 5 Line 2: f(x) = 2(x2 − 8x + 16) + 5 − 32 Line 3: f(x) = 2(x − 4)2 − 27)
Mathematics
1 answer:
Ymorist [56]3 years ago
4 0

Answer:

Line 1

Step-by-step explanation:

The first mistake is on line 1, where 2x^2 -8x is improperly factored as 2(x^2 -8x). It should be 2(x^2 -4x).

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denpristay [2]

Answer:

let W and R represent white toothpaste and red toothpaste represently

n(W)=143

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n( WuR)=?

Now,

n(WuR)=n(W)+n(R)_n(WnR)

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that's all don't forget to write therefore.

6 0
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Can someone help me with this?
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Answer:

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8 0
3 years ago
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For this case, what you must do is to see in which scenario the speed of keeping constant during a certain time.
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5 0
4 years ago
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Answer:

B

Step-by-step explanation:

No solutions

8 0
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fgiga [73]

Answer:

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Step-by-step explanation:

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