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frez [133]
4 years ago
11

Please help with answer 11 and 12 please

Mathematics
1 answer:
NeTakaya4 years ago
3 0

Answer:

11: A    12: B

Step-by-step explanation:

-29 <-21    and a coefficient is a numerical or constant quantity placed before and multiplying the variable in an algebraic expression

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Change 0.61 into a fraction
OleMash [197]

Answer:

I think the answer is 61/100

Step-by-step explanation:

Because u just convert .61 into 61 then put it over 100 and if you can simplify.  

4 0
3 years ago
<img src="https://tex.z-dn.net/?f=5x%5E%7B2%7D%20-%2015x-4%3D0" id="TexFormula1" title="5x^{2} - 15x-4=0" alt="5x^{2} - 15x-4=0"
Brrunno [24]

Answer:

<h3>x = 3/2 ± √(61/20)</h3>

Step-by-step explanation:

5x² - 15x - 4 = 0

Add 4 to both sides.

5x² - 15x = 4

The coefficient of 5x² is 5, divide both sides by 5.

x² - 3x = 4/5

The coefficient of -3x is -3. Let b=-3.

Then we need to add (b/2)^2=9/4 to both sides to complete the square.

Add 9/4 to both sides.

x² - 3x + 9/4 = 61/20

Factor left side.

(x-3/2)² = 61/20

Take square root of both sides.

x-3/2 = ± √(61/20)

Add 3/2 to both sides.

x = 3/2 ± √(61/20)

8 0
4 years ago
Explain me how to do it plssss I need help
pashok25 [27]
2 divided by 47 so d....
Because they say fraction of this listed species are endangered plants
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5 0
3 years ago
You are doing great today. I am proud of you for waking up and getting on with life. Mwuah have a good day don't let anyone take
solniwko [45]

Answer:

this just helped me so much

Step-by-step explanation:

6 0
3 years ago
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