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Anna11 [10]
2 years ago
7

When given an inverse variation, how do you find k?

Mathematics
1 answer:
atroni [7]2 years ago
8 0

Considering an inverse proportional relationship, you find k taking a point (x,y), and multiplying the values of x and y.

<h3>What is a proportional relationship?</h3>

A proportional relationship is a function in which the output variable is given by the input variable multiplied by a constant of proportionality, that is:

y = kx

In which k is the constant of proportionality.

For an inverse relationship, the function is:

y = \frac{k}{x}.

Then:

k = xy.

Which means that to find k, you take a point (x,y), and multiply the values of x and y.

More can be learned about proportional relationships at brainly.com/question/10424180

#SPJ1

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Answer:

8 min

Step-by-step explanation:

4 0
3 years ago
Verify the identity
Igoryamba

Answer:

We have to prove

sin⁡(α+β)-sin⁡(α-β)=2 cos⁡ α sin ⁡β

We will take the left hand side to prove it equal to right hand side

So,

=sin⁡(α+β)-sin⁡(α-β)      Eqn 1

We will use the following identities:

sin⁡(α+β)=sin⁡ α cos⁡ β+cos⁡ α sin⁡ β

and

sin⁡(α-β)=sin⁡ α cos ⁡β-cos ⁡α sin ⁡β

Putting the identities in eqn 1

=sin⁡(α+β)-sin⁡(α-β)

=[ sin⁡ α cos ⁡β+cos⁡ α sin⁡ β ]-[sin⁡ α cos ⁡β-cos ⁡α sin ⁡β ]

=sin⁡ α cos⁡ β+cos⁡ α sin ⁡β- sin⁡α cos⁡ β+cos ⁡α sin ⁡β

sin⁡α cos⁡β will be cancelled.

=cos⁡ α sin ⁡β+ cos ⁡α sin ⁡β

=2 cos⁡ α sin ⁡β  

Hence,

sin⁡(α+β)-sin⁡(α-β)=2 cos ⁡α sin ⁡β

8 0
3 years ago
B / 9 - 9 = 14<br> what is the value of b?
Aleks04 [339]
The value of b is 207
6 0
3 years ago
Please help?!
frez [133]
Theoretical: desired outcomes/total possible outcomes

the same as it was his first time picking before since the prevous results have no bearing on what this trial will yeild
if he didn't replace the marbles then it would be differnt



experimintal=number of event occurnces/total number of trials
so 4/4 or 100% is experimental
so

equal number of red and black and white
1/3 of the bag is black
therefor the probablity of picking a black marble is 1/3
A. 1/3 is theoretical, 4/4=experimental

B. differnce? dunno sorry

C.  4 in a row
1/3*1/3*1/3*1/3=1/81
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3 years ago
A grocery store ses tangerines in bought 4 kg of tangerines for a school party. how many bags did he buy?​
olasank [31]

Answer:

N/A.

Step-by-step explanation:

This answer cannot be answer due to the lack of question content, so I will be flagging your question.

4 0
4 years ago
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