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EastWind [94]
3 years ago
6

Solve the differential equation by separation of variables x(dy/dx)=4y

Mathematics
1 answer:
weeeeeb [17]3 years ago
3 0
<span>get all your x one on side and y on the opposing side so we have
xdy=4ydx
dy/y=4dx/x
</span><span>integrate both sides
</span><span>lny=4lnx+C
</span><span> y=e^(4lnx+C)
</span><span>The answer is y=cx^4 </span>

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Number 19

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pay :10%
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answer:
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number 20
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6 0
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Tpy6a [65]

Answer:

k = 4/5

Step-by-step explanation:

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Next, identify the LCD.  It is 6.  Then the given equation becomes

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5 0
3 years ago
Please help, Will give brainliest
Talja [164]

Answer:

First since 2 of the options ask for the width of BM lets solve for it using the Pythagorean theorem for both sides of point L:

a² + b² = c²

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Since the ladder is 50 feet it is the same length on the other side as well

a² + b² = c²

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b² = 50² - 40²

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b = 30        line LM is 30 ft

SO line lm + line bl = 30 + 40 = 70 ft

A is true because ^

B isn't true because as we solved for earlier, BL is 40

C is true because line LM is in fact 30 ft as we solved for

D is not true because as we said earlier BM is 70

E is true because the same ladder was used on both sides of the street

Step-by-step explanation:

6 0
2 years ago
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6 0
2 years ago
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