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VikaD [51]
3 years ago
5

The population of a city increases by 4,000 people each year. In 2025 the population is projected to be 450,000 people. What is

an equation that gives the city's population p (in thousands of people) x years after 2010?
Mathematics
2 answers:
Iteru [2.4K]3 years ago
7 0

The Answer is p-450=4(x-15).......

juin [17]3 years ago
4 0
If population in 2025 is 450 (in thousands) 
15 years prior (2010, it is 450 - 15(4) or 390 
now in years (p) after this date population increases 4 (in thousands) times the number of years. 
<span>
<span>so formula would be p = 390 + 4p 
</span></span>
I hope my answer has come to your help. Thank you for posting your question here in Brainly.

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write an equation of a line in the slope intercept form when the slope is 2 and the y intercept is -3
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y=2x-3

Step-by-step explanation:

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Find the function rule<br> X= -2,-1,0,1,2<br> Y= 9,4,-1,-6,-11
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The function rule for x is +1 and y is -5

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Which of the following are solutions to the equation. 6x^2-2x+36=5x^2+10x
Oduvanchick [21]

Answer:

x = 6

Step-by-step explanation:

Given

6x² - 2x + 36 = 5x² + 10x ( subtract 5x² + 10x from both sides )

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6 0
3 years ago
How would I do the steps to solve this?
allsm [11]

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The maximum revenue is 16000 dollars (at p = 40)

Step-by-step explanation:

One way to find the maximum value is derivatives. The first derivative is used to find where the slope of function will be zero.

Given function is:

R(p) = -10p^2+800p

Taking derivative wrt p

\frac{d}{dp} (R(p) = \frac{d}{dp} (-10p^2+800p)\\R'(p) = -10 \frac{d}{dp} (p^2) +800 \ frac{d}{dp}(p)\\R'(p) = -10 (2p) +800(1)\\R'(p) = -20p+800\\

Now putting R'(p) = 0

-20p+800 = 0\\-20p = -800\\\frac{-20p}{-20} = \frac{-800}{-20}\\p = 40

As p is is positive and the second derivative is -20, the function will have maximum value at p = 40

Putting p=40 in function

R(40) = -10(40)^2 +800(40)\\= -10(1600) + 32000\\=-16000+32000\\=16000

The maximum revenue is 16000 dollars (at p = 40)

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2 years ago
Show <br> a way to count from $82 to $512
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You could add two until you get to 512
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