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kifflom [539]
3 years ago
9

given the vector v has an initial point (-2,-6) and a terminal point of (1,2) write vector v as a linear combination of the stan

dard unit vector i and j.
Mathematics
1 answer:
Anuta_ua [19.1K]3 years ago
7 0

Answer:

v=3i+8j

Step-by-step explanation:

The given the vector v has an initial point (-2,-6) and a terminal point of (1,2).

To find the components of vector v, we subtract the terminal points from the initial point to obtain.

v=<1,2>-<-2,-6>

v=<1--2,2--6>

v=<1+2,2+6>

v=<3,8>

As a linear combination of the standard unit vectors.

v=3i+8j

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Step-by-step explanation:

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How much would each hauling company charge to haul 40 cubic yards of dirt?
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3 years ago
Carter Motor Company claims that its new sedan, the Libra, will average better than 26 miles per gallon in the city. Use μ, the
Aleonysh [2.5K]

Answer:

The true average mileage of the Libra  Using Null hypothesis is as ;

H0:μ≤26

(Ha):μ >26

Step-by-step explanation:

Given:

Libra, will average better than 26 miles per gallon in the city

To Find:

Average mileage of the Libra.

Solution:

This problem is related to the null hypothesis  and alternate hypothesis.

i.e Null Hypothesis is the statement which is true and statement which contradictory is called alternate hypothesis.

<em>“reject H0” if the sample information favors the alternative hypothesis. </em>

<em>“do not reject H0” / “decline to reject H0” if the sample information is insufficient to reject the null hypothesis</em>

So given that condition is libra will have average better than 26

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3 years ago
What is the solution to the equation below? Round your answer to two decimal places. 4*e^x=12.76
sveta [45]

Answer:

x=1.16

Step-by-step explanation:

we have

4(e^x)=12.76

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Apply ln both sides

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Apply property of logarithms (power rule) left side

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Remember that

ln(e)=1

x=ln(3.19)

x=1.16

3 0
3 years ago
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