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romanna [79]
3 years ago
13

Prove that if a number squared is even then the number is even

Mathematics
1 answer:
Varvara68 [4.7K]3 years ago
5 0
2^=4, 4^=16, 6^=36, any even number times itself will result in an even number.
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2x(9-5x) - (-4x-36x)
allochka39001 [22]
I got 48x
First by distributing 2x to 9-5x=
18x-10x
Then adding a 1 in front of - making -4x-36x to 4x+36x=40x
8x+40x=48x
7 0
3 years ago
If a set of exam scores forms a symmetrical distribution, what can you conclude about the students scores
lesya692 [45]

If a set of exam scores forms a symmetrical distribution, then the student mean scores is the median and the mode too.

<h3>What is a Symmetrical distribution?</h3>

A symmetrical distribution by definition is the situation which occurs when the values of variables appear at regular frequencies and is characterized by the mean, median, and mode all occuring at the same point in most cases.

Graphically, symmetrical distributions may appear as a normal distribution (i.e., bell curve).

Read more on Symmetrical distribution;

brainly.com/question/1422576

7 0
2 years ago
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Nitella [24]

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Step-by-step explanation:

7 0
3 years ago
How would I do number<br> 5?
sukhopar [10]
N - 5 ≥ -2

5 - 5 ≥ -2 

5 - 5 = 0

n = 5

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(0 ≥ -2)
3 0
3 years ago
Which quadrant does the point (-3, 6) lie in?<br><br> Quadrant IV<br> Quadrant I<br> Quadrant II
elena-14-01-66 [18.8K]

It should be in Quadrant II! <3

6 0
3 years ago
Read 2 more answers
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