3 years ago

Use the parabola tool to graph the quadratic function

1 answer:

6 0

Your parabola should look like this image. The vertex is at (-1, 9), and you can use any of the x-intercepts (-4, 0) & (2, 0) or the y-intercept (0, 8) as a second point.

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ivolga24 [154]

Answer:

Step-by-step explanation:

162, 188, 197, 201, 266

a. add all number: 1014/ 5 = 202.8

b. 266-162 = 104

c. for each number subtract the mean and square the result.

1664.64+219.04+33.64+3.24+3994.24

= 5914.8/5 = 591.48

d. square root of variance

= 24.32

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3 years ago

Assume that a raindrop's volume is 1 cubic centimeter. In centimeters, what would be the depth of water in a pan whose square ba

Hatshy [7]

Answer:

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Step-by-step explanation:

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2 years ago

Brad has two alloys containing copper and silver. Alloy A contains 50% pure silver, and alloy B contains 75% pure silver. He wan

oee [108]

Answer:

I think the answer would be

Alloy A 30%

Alloy B 40%

The reason I say that is because Alloy B has a higher amount of pure silver so yeah

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2 years ago

Read 2 more answers

Please no links because they dont work :).

mr_godi [17]

Answer:

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2 years ago

Draw the shape described below and find its total surface area.

iogann1982 [59]

Answer:

hope this helps :)

Step-by-step explanation:

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3 years ago