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Neko [114]
2 years ago
14

Is the following number rational or irrational? -3+π

Mathematics
1 answer:
enyata [817]2 years ago
3 0

Answer:

B, irrational

Step-by-step explanation:

We know that π is irrational, since it can not be written as a division between  natural numbers (a sub class of Real numbers called N), it's value is 3,1415(a whole bunch of decimals after this)

If you remove the decimal part of π by subtracting the integer part of it, that is the number 3. the result will still being and irrational number

Since π= 3(the rational part) +0,1415... (the irrational part)

The resut of π-=3= 0,1415...

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A ladder is leaning against a
vlada-n [284]

Answer:

The angle of elevation is 36.87 degrees

Step-by-step explanation:

see the attached figure to better understand the problem

In the right triangle ABC of the figure

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2 years ago
Combine like terms to create an equivalent expression.<br> -5.8c + 4.2 - 3.1 +1.4c
olga2289 [7]

Answer:

-4.4c +1.1

Step-by-step explanation:

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2 years ago
What is the solution of the following system?
Yakvenalex [24]
<h3>Answer:  B) no solutions</h3>

===========================================================

Explanation:

Let's isolate the variable y in the first equation

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y = -2x-1

Then we'll plug this into the second equation

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-4x - 2(-2x-1) = -1

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2 = -1

We run into a contradiction. No matter what x value we pick, the last equation will never be true. This leads to a domino effect to cause the first set of original equations to never be true when considered as a system.

Therefore, this system is inconsistent. There are no solutions. These two lines graph out parallel lines that never intersect.

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melamori03 [73]

Answer

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3 years ago
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