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Svetllana [295]
3 years ago
15

Answer these 3 questions

Mathematics
2 answers:
grandymaker [24]3 years ago
4 0
1. i have never been good with that stuff i do apologize but i do have answers for 2 and 3 
2. 36
3. 6<span />
SVETLANKA909090 [29]3 years ago
3 0
Your answer is 10 for number 1

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Answer: a

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3 years ago
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Hi, can someone please help, and possibly explain the answer please.
mr_godi [17]

Answer:

x=\frac{-(-2)\±\sqrt{(-2)^2-4(3)(0)} }{2(3)}

Step-by-step explanation:

Quadratic formula: x=\frac{-b\±\sqrt{b^2-4ac} }{2a} when the equation is 0=ax^2+bx+c

The given equation is 1=-2x+3x^2+1. Let's first arrange this so its format looks like y=ax^2+bx+c:

1=-2x+3x^2+1

1=3x^2-2x+1

Subtract 1 from both sides of the equation

1-1=3x^2-2x+1-1\\0=3x^2-2x+0

Now, we can easily identify 3 as a, -2 as b and 0 as c. Plug these into the quadratic formula:

x=\frac{-b\±\sqrt{b^2-4ac} }{2a}\\x=\frac{-(-2)\±\sqrt{(-2)^2-4(3)(0)} }{2(3)}

I hope this helps!  

8 0
3 years ago
Y is greater than or equal to 3and less than 7
In-s [12.5K]

Answer:

7 > y ≥ 3

Step-by-step explanation:

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What is 22 3/4÷2 as a fraction,?<br>​
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Hope This Helps!      Have A Nice Day!!

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3+7=7+3 is an example of which property
-Dominant- [34]
Commutative because your switching the order
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