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Aleksandr-060686 [28]
3 years ago
12

X squared minus 7x plus 10 equals 0

Mathematics
1 answer:
joja [24]3 years ago
3 0
X² - 7x + 10 = 0

Let's factor out the equation first.

x² - 7x + 10

x             -2
x             -5

This factoring of (x-2)(x-5) fit the equation.

(x-2)(x-5) = 0

One of the factors must equal 0 as to equal zero.

Either x - 2 = 0 or x - 5 = 0

x - 2 = 0 
x = 2

x - 5 = 0
x = 5

The two answers are x = 2 or x = 5. Hope this helps!
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4 0
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The average of five distinct scores has the same value as the median of the five scores. The sum of the five scores is 420. What
givi [52]

Answer:

The sum of five scores that is not the median is, 336

Step-by-step explanation:

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Then, by definition of average;

Average of five distinct score = \frac{420}{5} = 84

It is also, given that the average of five distinct scores has the same value as the median of the five scores.

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3 years ago
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Marysya12 [62]

Answer:

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nignag [31]

Answer:

So normally you would say it as

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                  /       \

<em>(2 1/2)</em>

<em></em>

*eliza*

<em></em>

<em></em>

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