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sladkih [1.3K]
2 years ago
5

If

Mathematics
1 answer:
vitfil [10]2 years ago
8 0

Answer:

x =  \frac{1}{e}

Step-by-step explanation:

f(x) = {(lnx)}^{2}

f1st(x) =  \frac{2 lnx }{x}  = 0

x   <  1 \:  \:  f1 < 0 \:  \: de creasing

f2nd(x) =  \frac{2 - 2 lnx}{ {x}^{2} }  = 0

x  <  e \:  \: f2 > 0 \:  \: concave \: up

So x<1 is the condition which contains x=1/e

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Given a circle with a radius of 5, which equation expresses π as the ratio of the circumference of a circle to its diameter?
Phoenix [80]
<span>π = C / 10    ( the is 10 because  diameter = 2 * radius)</span>
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4 years ago
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Find the value of x and the unknown angle in each problem
Gnom [1K]
Hello!

Angle POQ and angle MON are vertical which means they are congruent

x - 28 = 149

Add 28 to both sides

x = 177

Angle NOQ and angle NOM are supplementary meaning they add to 180

NOQ + NOM = 180

Put in the known angle

NOQ + 149 = 180

Subtract 149 from both sides

NOQ = 31

The answers are x = 177 and angle NOQ = 31

Hope this helps!
4 0
3 years ago
The owners of a recreation area are filling a small pond with water. Let be the total amount of water in the pond (in liters). L
EleoNora [17]

Answer:

As we can see the domain is the:"number of minutes water has been added". And from the information given the values for T are between 0 and 60 so then the set of values would be "the set of all real numbers from 0 to 60", and we start from 0 because the time can't be negative.

For the range who represent "amount of water in the pond (in liters)" we need to analyze the possible values for W, since T is defined between 0 and 60 the limits for W are:

W(0) = 35*0 +300 = 300

W(60) = 35*60 +300= 2400

So then the set of values for the range are "the set of all real numbers from 300 to 2400" liters.

Step-by-step explanation:

Assuming this complete problem: "The owners of a recreation area are filling a small pond with water. Let W be the total amount of water in the pond (in liters). Let T be the total number of minutes that water has been added. Suppose that W = 35T+300 gives as a W function of during the next 60 minutes.

Identify the correct description of the values in both the domain and range of the function. Then, for each, choose the most appropriate set of values. "

Solution to the problem

As we can see the domain is the:"number of minutes water has been added". And from the information given the values for T are between 0 and 60 so then the set of values would be "the set of all real numbers from 0 to 60", and we start from 0 because the time can't be negative.

For the range who represent "amount of water in the pond (in liters)" we need to analyze the possible values for W, since T is defined between 0 and 60 the limits for W are:

W(0) = 35*0 +300 = 300

W(60) = 35*60 +300= 2400

So then the set of values for the range are "the set of all real numbers from 300 to 2400" liters.

3 0
3 years ago
I will give brainliest for correct answer !
Vesna [10]

Answer:

Hey! It's me again!

7 0
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How do you solve order of operations
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Use the PEMDAS method
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