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Valentin [98]
3 years ago
14

Solve 2x2 + 20x + 8 = 0 by completing the square.

Mathematics
1 answer:
Nina [5.8K]3 years ago
6 0

Option D

if any confusion leave a comment

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The school environment club made a poster to celebrate earth day. The poster is 7/8 yard long and 2/3 yard wide. What is the dif
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7/8 yd -2/3 yd
= 21/24 yd -16/24 yd
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= 5/24 yd . . . . . difference between length and width

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6 0
3 years ago
One group (A) contains 390 people. Three-fifths of the people in group A will be selected to win $100 fuel cards. There is anoth
svetoff [14.1K]

The ratio of nonwinners in group A to nonwinners in group B after the selections are made is 156 : 319.

<h3>What is the ratio?</h3>

Ratio expresses the relationship between two or more numbers. It shows the frequency of the number of times that one value is contained within other value(s).

Nonwinners in group A = (1 - 3/5) x 390 = 156

Winners in group B = (390 - 156) = 234

nonwinners in group B = 553 - 234 = 319

The ratio = 156 : 319

To learn more about ratios, please check: brainly.com/question/25927869

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5 0
3 years ago
What is the setting for "the three brass pennies"
lara [203]

Three brass pennies is the short story and the setting of this story is Ancient Chinese city.

<span>The theme of the story is about desires and happiness. It is not necessary that what we desire bring happiness in our lives. Sometimes we think and desire for something that may be it brings happiness but instead of happiness it causes trouble.</span>

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3 years ago
How to simplify 6 +8b^2 +3b -6 - 10b^2
kozerog [31]

Answer:

-2b^2+3b

Step-by-step explanation:

You just have to add like terms, which is the single numbers, the numbers with just the variables, and the numbers with variables that are squared.

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3 years ago
What are the differences between a recursive<br> and explicit rule?
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the recursive formula gives the value of a certain term based on the previous term but the explicit formula gives the value of a specific term based on the position.

Step-by-step explanation:

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3 years ago
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