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Romashka-Z-Leto [24]
3 years ago
7

( 6x ^2 - x + 3 ) +( - 2x + x^2 - 7 )​

Mathematics
1 answer:
alexandr1967 [171]3 years ago
8 0

Answer:

7x² - 3x - 4

Step-by-step explanation:

<u>Step 1: Write expression</u>

(6x² - x + 3) + (-2x + x² - 7)

<u>Step 2: Combine like terms (x²)</u>

7x² - x + 3 - 2x - 7

<u>Step 3: Combine like terms (x)</u>

7x² - 3x + 3 - 7

<u>Step 4: Combine like terms (constants)</u>

7x² - 3x - 4

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Using the order of operations rule, solve the following: 12 ÷ 2 + 4 – 2 × 3 = ? A. 36 B. 0 C. 4 D. 24 Mark for review
AlexFokin [52]
<h2>Answer:</h2>

<u>The answer is </u><u>(C) 4</u>

<h2>Step-by-step explanation:</h2>

According to the rule of BODMAS

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5 0
3 years ago
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Determine the standard variation of the data below. (1, 2, 3, 4, 5)
Ne4ueva [31]
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Then, we calculate for the summation of the squares of differences of these numbers from the mean, S
 
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Divide this summation by the number of items and take the square root of the result to get the standard deviation.

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Thus, the standard deviation of the given is equal to 1.41. 
              
                            
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3 years ago
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Not sure what the answer is. Please don't answer if you're not sure what the answer is. Thanks!
jek_recluse [69]

Answer:

c: exponential growth

Step-by-step explanation:

all you have to do is graph it

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