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Gnesinka [82]
3 years ago
15

Rate change word problems. Question attached

Mathematics
1 answer:
babymother [125]3 years ago
7 0
The Answer is 11.5 min it takes 6 people to paint 4 walls
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If f(x)=3x+2and g(x)=x^2-9 find (f-g)(x)
mel-nik [20]

Step-by-step explanation:

If f(x)=3x+2and g(x)=x^2-9

find (f-g)(x)

f(x)- g(x) = [3x + 2] - [x^2 - 9]

= -x^2 + 3x + 11

5 0
3 years ago
Drag and drop the correct number to complete the equation. 434÷234=Response area Drag and drop the correct number to complete th
jeka94

Answer:

The answer would be 9(3+4)

Step-by-step explanation:

9(3+4)

= 9(3) + 9(4)

= 27 + 36

5 0
3 years ago
Read 2 more answers
Your friend finds that the correlation between shoe size and iq is r = 1. 99. what should you say about these findings?
Gennadij [26K]

An error was made, correlation values can't be greater than 1.00.

The strength of the linear association between two variables is quantified by the correlation coefficient. The correlation coefficient always takes a value between -1 and 1. The 1 represents the perfect positive correlation and -1 represents the perfect negative correlation whereas the 0 represents the no correlation between two variables.

So, if the value of the correlation coefficient between shoe size and IQ is r = +1.99 then,

Analysts in some fields do not consider a correlation significant until the value is at least 0.8. However, a correlation coefficient with an absolute value of 0.9 or greater indicates a very strong relationship. 2.

Learn more about correlation values here: brainly.com/question/4219149

#SPJ4

5 0
2 years ago
A baker bakes 752 muffins in a weekend. she sells the muffins in packs of 12. how many packs of muffins did she sell, how many d
eduard
752/12 = 62.66 and since she can't sell a portion of a 12 pack, she sold 62 whole packages and had 2/3 of one remaining, 2/3 of 12 is 8 remaining.
8 0
3 years ago
PLEASE HELP IM GONNA CRY
djyliett [7]
If you draw a vertical line through the curve and it has 2 or more intersection points, the curve does not represent a function. The right graph is not a function. The left one is.
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3 years ago
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