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Slav-nsk [51]
4 years ago
10

Find an equation of the curve that passes through the point (0, 4) and whose slope at (x, y) is x/y.

Mathematics
1 answer:
jolli1 [7]4 years ago
4 0
1/2y^2=1/2x^2+8. The curve's slope at (x,y) is x/y, so dy/dx=x/y. To solve this differential equation, rearrange it to: y*dy=x*dx, and by integrating both sides, we get 1/2y^2=1/2x^2+C (some constant). Plug in (0,4) into this equation, 8=0+C, so C=8. The curve's equation is 1/2y^2=1/2x^2+8.
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wolverine [178]

Answer:

About $9.65.

Step-by-step explanation:

Cost divided by quantity.

3 0
3 years ago
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If other factors are held constant, which combination of sample characteristics would produce the narrowest confidence interval
anzhelika [568]

Answer:

The correct option is C) large sample size (n) with small variance.

Step-by-step explanation:

Consider the provided information.

It is given that the other factors are held constant, and we want the narrowest confidence interval for a population mean.

Confidence interval for a population mean is directly proportional to variance and inversely proportional to the sample size.

If we increase the variance, CI will increase. But we want the narrowest CI, so variance should be small.

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3 0
3 years ago
Which of the m-values satisfy the following inequality?
dangina [55]

Answer:

a m=0

Step-by-step explanation:

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hope this helps

5 0
3 years ago
What are the answers?
IRISSAK [1]
The answer is no answer because there is no pic so 0
7 0
3 years ago
Sarah's age is five less than twice her sister's age. Sarah is fifteen years old.
saul85 [17]
Let her sisters age be x.
=>sister .....x

Sarah.
twice x=2x. then less than 5
=> (2x-5 )
if Sarah = 15 years
by substation, 2x-5=15
3 0
4 years ago
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