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Stels [109]
2 years ago
6

How to simplify and expression

Mathematics
1 answer:
Ahat [919]2 years ago
3 0

Answer:

Find something the parts of the equation (which are separated by a sign (+, -, x, or /)) and sort of un-distribute a common number out.

Step-by-step explanation:

Example: 5x + 10

Step One: Find what number they have in common. (5)

Step Two: Divide it from both parts of the equation and put it outside parentheses.

Step Three (result): 5(x+2)

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What is the interquartile range?<br> The interquartile range is __
xenn [34]

Answer:

<em>Your IQR or interquartile range is 2.</em>

Step-by-step explanation:

Median: 3

lower quartile: 2

upper quartile: 4

Interquartile range: upper quartile - lower quartile = answer

Interquartile range: 4 - 2 = 2

~hope this helps~

I would highly appreciate it if you give me the brainliest~ :)

4 0
3 years ago
Factor this expression completely. 9x (squared) -16​
notsponge [240]
Soln,

here

9 {x}^{2} - 16

= ( {3x)}^{2} - {4}^{2}

= (3x + 4)(3x - 4)
I hope this was helpful.
3 0
3 years ago
Read 2 more answers
Combine like terms to create an equivalent expression 2s+ (-4s) pls help
Sedaia [141]

Answer:

- 2s

Step-by-step explanation:

2s - 4s \\  - 2s

8 0
3 years ago
Graph the given function and identify the domain and range<br>f(x)=2/3 |x-1|-5
Brilliant_brown [7]
Ok here is a graph
Hope this helps and don’t forget to mark as brainliest if you thought it was most helpful :)

3 0
3 years ago
Determine whether the study depicts an observational study or a designed experiment. A poll is conducted in which 574 high schoo
Anna35 [415]

Answer:  observational study

Step-by-step explanation:

Observational study : A study in which an observer analyse one or more characteristics of a population (depends on the objective of the study) by just observing the individuals in a sample of the population, but he / she never  influence the variables of interest.

Design experiment : In this experimenter design an experiment with a series of tests to check the change in the dependent variable. Here , the experimenter influences the variables of interest.

Given : A poll is conducted in which 574 high school students are asked about how often they listened to music during the past week.

here , the poll is just observing the interest of students instead of influencing them.

Hence, the study depicts an observational study.

4 0
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