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zubka84 [21]
3 years ago
5

Let a be a rational number and b be an irrational number. Is a + b rational or irrational?

Mathematics
2 answers:
VARVARA [1.3K]3 years ago
8 0

Answer:

Rational

Step-by-step explanation:

Svetlanka [38]3 years ago
4 0

Answer:

irrational

Step-by-step explanation:

because an irrational number goes on forever so no matter what number is added to it it will always be irrational.

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Step-by-step explanation:24•16/4

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Ira Lisetskai [31]

Answer:

0, -2, 2, -1

Step-by-step explanation:

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also since the equation starts with x( or -x it doesn't really matter) one of the zeros would also be 0.

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7 0
3 years ago
The revenue, in dollars, of a company that makes toy cars can be modeled by the polynomial 3x2 + 4x – 60. The cost, in dollars,
Tems11 [23]

For this case we have the following quadratic functions:

Revenue: 3x ^ 2 + 4x - 60

Cost: 3x ^ 2 - x + 200

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Substituting values we have:

Profit = (3x ^ 2 + 4x - 60) - (3x ^ 2 - x + 200)

Making the corresponding calculations we have:

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Answer:

An expression that represents the profit is:

Profit = 5x - 260

4 0
3 years ago
Read 2 more answers
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STALIN [3.7K]
Do you need the expanded notation form, or expanded factor form?
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What is 15/1/20 as a improper fraction
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I'm not sure what you mean, but if you mean 15 and 1/20th, you just multiply 15 by 20 and add one which is 301 and keep the denominator
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