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nordsb [41]
3 years ago
6

When does the graph of a quadratic function open upward of downward

Mathematics
1 answer:
sveticcg [70]3 years ago
6 0
It opens upward when X is an even power. It would be for X squared or X raised to the 4th power.

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Step-by-step explanation:

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3 years ago
Joshua has $560. He wants to buy a laptop that costs $320 as well as a case for the laptop that costs $65 and is currently on sa
Igoryamba

Answer:$154.73

Step-by-step explanation:

Take 65 and multiple .15 and that will give you the 15% off of the case. When u do that you get 9.75 so then 65-9.75= 55.25 multiply .08 for the sales tax on the case = 4.42 add to 55.25= 59.67 then add the sales tax for the laptop 320 multiplied by .08 = 25. 60 for a total of 345.60 then add that to 59.67 = 405.27 then u have to subtract that from 560 and Josh has $154.73

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GenaCL600 [577]

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Step-by-step explanation:

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Doss [256]
12, 20, 16, 10, 17, 9, 23, 13
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6 0
3 years ago
The following data points represent the number of points scored by each player on the Wildcats basketball team last game. ______
scoundrel [369]

Answer:

4

Step-by-step explanation:

  • If you take the lowest half of the data (from the lower extreme to the median) and find the median of these numbers, that is called the lower quartile or quartile 1.
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  • The interquartile range is the difference between quartile 1 and quartile 3.

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  • Median=8.5
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I also added my PowerPoint if you didn't get what I was saying.

Download pptx
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3 years ago
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