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polet [3.4K]
2 years ago
10

For the vectors u = ⟨2, 9⟩, v = ⟨4, –8⟩, and w = ⟨–12, 4⟩, what is u + v + w? ⟨6, 1⟩ ⟨6, 5⟩ ⟨-6, 5⟩ ⟨-6, 21⟩

Mathematics
2 answers:
kow [346]2 years ago
8 0

Answer:

(- 6, 5)

Edge 2020

Levart [38]2 years ago
6 0

Answer:

< - 6, 5 >

Step-by-step explanation:

Add the corresponding components of each vector, that is

u + v + w

= < 2, 9 > + < 4, - 8 > + < - 12, 4 >

= > 2 + 4 - 12, 9 - 8 + 4 >

= < - 6, 5 >

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Put the following steps for analyzing mathematical models in the correct order, starting with the first step on the top.
morpeh [17]

Answer: The correct order of the options is 4, 3, 2, 1 and 5.

Explanation:

The steps for analyzing mathematical models are,

To analyzing a mathematical model first we have to defined the problem and identify parameters.

The second step is, defined the data needed. it means determine that which type of data is required according to the problem and parameters and neglect the relevant data.

The third step is collect or gather needed data. To solve the defined problem we need the related data.

The fourth step is arrange or analyse the data according to the requirements.

THe fifth step is after analysing the data draw a reasonable conclusion.

Therefore, the correct order of the options is 4, 3, 2, 1 and 5.

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3 years ago
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Likurg_2 [28]

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6 0
2 years ago
Subtract 8 1/2 - 2 2/3 = ?
Andrews [41]

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Step-by-step explanation:

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8 0
3 years ago
Read 2 more answers
Look at picture (15 point)
NNADVOKAT [17]

Answer:

<h2>x \sqrt{2}</h2>

Option C is the correct option

Step by step explanation

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3 0
2 years ago
I’m still confused on how to do this even though it was explained to me please help :(
valkas [14]

a. \: \hat{D}=\hat{C}=64° \\ b. \stackrel\frown{BF}=2\hat{C}=2\times 64°=128° \\  c. \: \hat{E} = \hat{C}=64° \\ d. \stackrel   \frown{CBF} = 2\widehat{CEF}=2\times 90°=180° \\ e. \: \widehat{BAF} = 2\hat{C} = 2\times 64°=128° \\ f. \: \widehat{BAC} = \widehat{CAF}-\widehat{BAF}=180°-128°=52°

5 0
3 years ago
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