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Tanya [424]
3 years ago
11

F(n) = n2 - 2n; Find f(n2).

Mathematics
1 answer:
Finger [1]3 years ago
3 0

Answer:

n^{4} - 2n²

Step-by-step explanation:

To evaluate f(n²) substitute n = n² into f(n), that is

f(n²) = (n²)² - 2(n²) = n^{4} - 2n²

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By how much would the quantity of labor demanded decrease if a minimum wage hike raised prevailing wages from $8 to $10 an hour
Mademuasel [1]

Answer:

it would decrease by 10%

Step-by-step explanation:

Price elasticity of demand measures the responsiveness of quantity demanded to changes in price of the good.

Price elasticity of demand = percentage change in quantity demanded / percentage change in price  

percentage change in price = ($10 - $8) / $8 = 0.25 x 100 = 25%

0.4 =  percentage change in quantity demanded / 25%

percentage change in quantity demanded = 25% x 0.4 = 10%

7 0
3 years ago
Find each sum or difference.(3x^2+2)+(4x^2+3)​
dem82 [27]

first you need to multiply it

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3 years ago
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A dartboard is divided into 20 sectors. Each sector is worth a point value from 1 to 20 and has shaded regions that double or
Nikitich [7]

The area of each sector is the amount of space on the sector

  • The area of the entire region is 6.89
  • The area of the double region is 0.75
  • The area of the triple region is 0.46

<h3>The area of the entire sector</h3>

The area of a sector is calculated as:

A = (1/2) × r^2θ

For the entire sector, we have:

θ =  π/10

r = 6.625

So, we have:

A = (1/2) × 6.625^2 × π/10

Evaluate the product

A = 6.89

<h3>The area of the double region </h3>

For the double region, we have:

θ =  π/10

r = 6.25

So, we have:

A = Complete sector - (1/2) × r^2θ

A = 6.89 - (1/2) × 6.25^2 × π/10

Evaluate the difference

A = 0.75

<h3>The area of the triple region </h3>

For the triple region, we have:

θ =  π/10

R = 4.125

r = 3.75

So, we have:

A = (1/2) × R^2θ - (1/2) × r^2θ

A = (1/2) × 4.125^2 × π/10 - (1/2) × 3.75^2 × π/10

Evaluate the difference

A = 0.46

Hence, the area of the triple region is 0.46

Read more about sector areas at:

brainly.com/question/16736105

8 0
2 years ago
Is it possible to construct a triangle with the following sides length 10,10,10
alex41 [277]

Answer:

yes... it is possible to construct a triangle

because it is an equilateral triangle

6 0
3 years ago
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Percentages. 5 1/4% multiplied by what equals 42?
Svetlanka [38]

Answer:

x = 800

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0.0525 × x = 42

x = 800

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