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DENIUS [597]
2 years ago
8

Prove that 3 + 2√5 is irrational

Mathematics
1 answer:
netineya [11]2 years ago
7 0

Answer:

A rational number is any integer, fraction, terminating decimal, or repeating decimal. The square root is not rational.

<em>good luck, i hope this helps :)</em>

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<img src="https://tex.z-dn.net/?f=%20%5Csqrt%7B%20%5Cfrac%7B36%7D%7B4%7D%20%7D%20" id="TexFormula1" title=" \sqrt{ \frac{36}{4}
iris [78.8K]

Step-by-step explanation:

\sqrt{36/4} =\sqrt{36} /\sqrt{4}

\sqrt{36}=6

\sqrt{4} =2

6/2=3

Hope that helps :)

7 0
2 years ago
(3x - 2) + (5x + 7)​
deff fn [24]

Answer:

8x+5

Step-by-step explanation:

To solve this, you need to combine the like terms. The line terms are 3x +5x and -2+7. 3x+5x=8x and 7-2 (same thing as -2+7) is positive 5 so its 8x+5

6 0
2 years ago
Read 2 more answers
Paul drinks 6 cups of coffee each day. Each cup contains 275 milliliters of coffee. How
scZoUnD [109]
<h3>Answer:  11.55 liters</h3>

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

Work Shown:

275 mL = 275/1000 = 0.275 L

1 cup = 0.275 L

6 cups = 6*0.275 L = 1.65 L

He drinks 1.65 L per day, so over 7 days he drinks a total of 7*1.65 = 11.55 liters.

5 0
2 years ago
Read 2 more answers
Do any of you guys know this please i need helppp!!
Fudgin [204]
The third one
5/6 is the answer
7 0
2 years ago
Read 2 more answers
What’s the slope for the graph?
Over [174]

Answer:

The slope is defined as the ratio of the vertical change between two points, the rise, to the horizontal change between the same two points, the run.The vertical change between two points is called the rise, and the horizontal change is called the run.

6 0
3 years ago
Read 2 more answers
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