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Anarel [89]
3 years ago
8

4x2 + 5x - 3x2 + 2y - 3x + 2y?

Mathematics
2 answers:
klio [65]3 years ago
8 0
Answer is 2+2x+4y
Have a great day/night
DerKrebs [107]3 years ago
7 0

Answer:

2+2=5

Step-by-step explanation:

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How do I get this answer <br> 1 7/10 + 3 3/4
Alex

Answer:

Exact Form  109/20

Decimal form 5.45

mixed number form 5 9/20

I hope I'm right

hope this helps

4 0
4 years ago
Read 2 more answers
Prove that Sn-Sn-1=tn
lys-0071 [83]
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3 years ago
Mrs Jenkins picked some tomatoes from her garden. She used 5/9 of the tomatoes to make pasta sauce. Then she used 3/4 of the rem
serg [7]

Answer:

Final answer is 1/3.

Step-by-step explanation:

Given that Mrs Jenkins picked some tomatoes from her garden. She used 5/9 of the tomatoes to make pasta sauce. Then she used 3/4 of the remainder to make a salad. Now we need to find about what fraction of the tomatoes did Mrs Jenkins use to make the salad.

Since she used 5/9 of the tomatoes to make pasta sauce.

Then remaining amount of tomatoes = 1- 5/9 = 9/9 -5/9 = 4/9

Then she used 3/4 of the remainder to make a salad. So fraction of the tomatoes did Mrs Jenkins use to make the salad = (4/9)(3/4)=12/36=1/3

Hence final answer is 1/3.

5 0
3 years ago
a sample of experienced typists revealed that their mean typing speed is 95 words per minute and the median typing speed is 77 w
Tresset [83]

The pearson's coefficient of skewness is found as the 1.065.

<h3>What is termed as the coefficient of skewness?</h3>
  • The coefficient of skewness is a measurement used to evaluate the strength and direction of skewness in a sample distribution using descriptive statistics such as mean, median, or mode.
  • The skewness coefficient is used to compare a distribution of the sample to a normal distribution.

Pearson skewness:

The skewness of the a data set is calculated by subtracting the mean from the median and dividing by the standard deviation.

In this case:

The mean is 95, the median is 77, as well as the standard deviation is 16.9. So,

Pearson skewness = (95 - 77)/16.9

Pearson skewness = 1.065.

Thus, the pearson's coefficient of skewness is found as the 1.065.

To know more about the coefficient of skewness, here

brainly.com/question/24951536

#SPJ4

4 0
2 years ago
The graph of the equation x ^ 2 + y ^ 2 - 16x + 6y + 14 = 0 is a circle. An equivalent form of this equation is (x - 8) ^ 2 + (y
storchak [24]

Answer:

author link

ghanami

Ace

2.9K answers

12.1M people helped

hello :

note :

an equation of the circle Center at the w(a,b) and ridus : r is :

(x-a)² +(y-b)² = r²  

in this exercice : x²+y²-16x+6y+53=0

(x²-16x) +( y²+6y ) +53 = 0

(x² -2(8)x +8² -  8²) +(y² +2(3)x -3²+3² ) +53=0

(x² -2(8)x +8²) -  8² +(y² +2(3)x +3²)-3²  +53=0

(x-8)² +( y+3)² = 20

the center is :  w(8,-3) and ridus : r  = √20

Still stuck? Get 1-on-1 help from an expert tutor now.

Step-by-step explanation:

3 0
3 years ago
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