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elena-s [515]
10 months ago
6

Solve

+ 8x - 1 = 0" alt="{2x}^{2} + 8x - 1 = 0" align="absmiddle" class="latex-formula">by completing the square
​
Mathematics
1 answer:
kramer10 months ago
4 0

Answer:

x= ± 3\sqrt{2} /2 +2

Step-by-step explanation:

Use the formula ( b/2) ^2 in order to create a new term. Solve for x by using this term to complete the square.

x= ± 3\sqrt{2} /2 +2

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Help fast worth 10points
Nina [5.8K]

Answer:

30 ( I think so)

Step-by-step explanation:

Well, the total measurement 4 a triangle is 90. So 60 and 60 is 120 so it should be 30. If not I am sorry for being wrong.

7 0
2 years ago
Change 1.77 tones to kilograms
lozanna [386]

Answer:

1770

Step-by-step explanation:

multiply the mass value by 1000

that is the easy way

5 0
2 years ago
Answer the following questions
kolezko [41]

Answer:

56 m

Step-by-step explanation:

The area of a rectangle is found by multiplying length by width. since we already know the length, then we can just divide the total area by the length to find the width.

5432/97 = 56

and to check our work, make sure to multiply length by width.

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4 0
3 years ago
Read 2 more answers
In Ms. Craig’s class, 75% of the students are boys. There are 18 boys in the class. What is the total number of students in Ms.
topjm [15]

Answer:

24

Step-by-step explanation:

75% of x = 18

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solving

x = 24

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Checking:

75/100 * 24 = 18

5 0
3 years ago
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likoan [24]

Answer:

188

Step-by-step explanation:

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= 4(-7)² - 10 + 2

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= 196 - 10 + 2

= 188

3 0
3 years ago
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