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Anettt [7]
3 years ago
7

21.evaluate 22.find dy/dx​

Mathematics
2 answers:
Sauron [17]3 years ago
4 0
<h2>Long short story: I tried ;-; </h2>

Viefleur [7K]3 years ago
3 0

9514 1404 393

Answer:

  y' = -y/x

Step-by-step explanation:

It looks like you have ...

  e^z -z = 0 . . . . . where z = xy

Differentiating with respect to x gives ...

  z'·e^z -z' = 0

  z'(e^z -1) = 0

The zero-product rule tells you this is true for e^z = 1, which is not useful for finding y', and for z' = 0, which is.

  z = xy

  z' = y +xy' = 0

  y' = -y/x

_____

<em>Additional comment</em>

There appear to be no real values of x and y that will make your equation true.

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Step-by-step explanation:

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3 years ago
when graphed on a coordinate plane, Bumby avenue can be represented by the equation y=-4x-7. Primrose Avenue can be represented
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The complete question is;

when graphed on a coordinate plane, Bumby avenue can be represented by the equation y = -4x - 7. Primrose Avenue can be represented by the equation 8x + 2y = 17. Are these two parallel?

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B) They are not parallel because their slopes are the same

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Answer:

Option D: They are not parallel because their slopes are opposite reciprocals

Step-by-step explanation:

Bumby avenue is represented by the equation y = -4x - 7 while Primrose Avenue can be represented by the equation 8x + 2y = 17.

Now, the general formula for slope intercept is;. y = mx + c.

Where m is the slope and c is the y - intercept.

This means the slope of bamby is - 4 while that of Primrose is 8.

The slopes are not the same and so options A and B are not correct.

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But an opposite reciprocal means that both lines on the graph are perpendicular to each other.

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3 years ago
HELP 10 POINTS and brainliest! What is the value of X?<br> △MAH∼△WCF .
german
The value of x is 23.

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Use the equation copy over the original,

k = \frac{c}{o} = \frac{15.5}{62}

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So if we use it and multiply the corresponding side of the missing side with the original we get,

92 \times \frac{1}{4} = 23

Therefore 23 is our missing side! !

~~

I hope that helps you out!!

Any more questions, please feel free to ask me and I will gladly help you out!!

~Zoey
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3 years ago
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