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Talja [164]
3 years ago
15

The sum of the square of a positive number and the square of 3 or more than the numbers is 17. What is the number

Mathematics
1 answer:
Crank3 years ago
3 0

Answer:

 1

Step-by-step explanation:

Let x represent the number. The given relation is ...

 x² +(x+3)² = 17

 2x² +6x +9 = 17 . . . . simplify

 x² +3x -4 = 0 . . . . . . subtract 17 and divide by 2

 (x +4)(x -1) = 0 . . . . . factor

The solutions make these factors zero: -4 and +1. The positive solution is 1.

The number is 1.

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You wanted to join a booth fair, and you are aiming to get a profit that is twice as  your capital. Using the given information, your sample plan may be as follows:

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Profit function = revenue function r(y) - cost function c(y)

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where;

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Cost function C(y) = fixed cost + (variable cost) × (amount of unit sold)

Assumption:

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Therefore, can conclude that the profit function is revenue function r(y) - cost function c(y).

Hence the formula:

Profit function = revenue function r(y) - cost function c(y)   (Proved)

Learn more about Profit function here:

brainly.com/question/16866047?referrer=searchResults

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